version bump to Johnzon-2.1.0-SNAPSHOT

Bump major version number.
Our change to the MappingGeneratorImpl might introduce subtle differences when using @JsonbTypeSerializer
The old implementation in some edge cases did create corrupt JSON.
The main difference is that the JsonbTypeSerializer os only handling the content whereas before it was rendering the full attribute
(embedding on top level of the json tree instead of sub-tree)
diff --git a/johnzon-core/pom.xml b/johnzon-core/pom.xml
index 1baefc0..b94c5d1 100644
--- a/johnzon-core/pom.xml
+++ b/johnzon-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-distribution/pom.xml b/johnzon-distribution/pom.xml
index 153b096..f86cab3 100644
--- a/johnzon-distribution/pom.xml
+++ b/johnzon-distribution/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-jaxrs/pom.xml b/johnzon-jaxrs/pom.xml
index 965d813..495bc97 100644
--- a/johnzon-jaxrs/pom.xml
+++ b/johnzon-jaxrs/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-json-extras/pom.xml b/johnzon-json-extras/pom.xml
index 8087fdf..b7f6be0 100644
--- a/johnzon-json-extras/pom.xml
+++ b/johnzon-json-extras/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-jsonb/pom.xml b/johnzon-jsonb/pom.xml
index 55bc88f..936f283 100644
--- a/johnzon-jsonb/pom.xml
+++ b/johnzon-jsonb/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-jsonlogic/pom.xml b/johnzon-jsonlogic/pom.xml
index 69e5176..905823c 100644
--- a/johnzon-jsonlogic/pom.xml
+++ b/johnzon-jsonlogic/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-jsonschema/pom.xml b/johnzon-jsonschema/pom.xml
index 737312a..f68926e 100644
--- a/johnzon-jsonschema/pom.xml
+++ b/johnzon-jsonschema/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-mapper/pom.xml b/johnzon-mapper/pom.xml
index 4ffd29d..67387f7 100644
--- a/johnzon-mapper/pom.xml
+++ b/johnzon-mapper/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-maven-plugin/pom.xml b/johnzon-maven-plugin/pom.xml
index 3bdaaa6..436c74c 100644
--- a/johnzon-maven-plugin/pom.xml
+++ b/johnzon-maven-plugin/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>johnzon-maven-plugin</artifactId>
diff --git a/johnzon-osgi/pom.xml b/johnzon-osgi/pom.xml
index 48fe4d3..57bfdc7 100644
--- a/johnzon-osgi/pom.xml
+++ b/johnzon-osgi/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/johnzon-websocket/pom.xml b/johnzon-websocket/pom.xml
index 7ede0a0..3c1b675 100644
--- a/johnzon-websocket/pom.xml
+++ b/johnzon-websocket/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>johnzon</artifactId>
     <groupId>org.apache.johnzon</groupId>
-    <version>2.0.3-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index a05fd3c..a1f5492 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
   <groupId>org.apache.johnzon</groupId>
   <artifactId>johnzon</artifactId>
   <packaging>pom</packaging>
-  <version>2.0.3-SNAPSHOT</version>
+  <version>2.1.0-SNAPSHOT</version>
   <name>Apache Johnzon</name>
   <description>Apache Johnzon is an implementation of JSR-353 (JavaTM API for JSON Processing).</description>
   <inceptionYear>2014</inceptionYear>
@@ -38,7 +38,6 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-    <project.build.outputTimestamp>1711178757</project.build.outputTimestamp>
 
     <maven.compiler.release>11</maven.compiler.release>
     <maven.compiler.target>${maven.compiler.release}</maven.compiler.target>