Revert "[maven-release-plugin] prepare for next development iteration" and "[maven-release-plugin] prepare release 0.34.0"

This reverts commit 0bda9c4c4be61c5936cc75ae7ae8aa11288cf956 and 96834560c2009781439abc2a85e7b9d79275458f.
diff --git a/apache-qpid-proton-j/pom.xml b/apache-qpid-proton-j/pom.xml
index 72a13ef..3ab8957 100644
--- a/apache-qpid-proton-j/pom.xml
+++ b/apache-qpid-proton-j/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.35.0-SNAPSHOT</version>
+    <version>0.34.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/examples/engine/pom.xml b/examples/engine/pom.xml
index 2ba61be..159a701 100644
--- a/examples/engine/pom.xml
+++ b/examples/engine/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.35.0-SNAPSHOT</version>
+    <version>0.34.0-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/examples/reactor/pom.xml b/examples/reactor/pom.xml
index 3e0be53..6a632b8 100644
--- a/examples/reactor/pom.xml
+++ b/examples/reactor/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.35.0-SNAPSHOT</version>
+    <version>0.34.0-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/pom.xml b/pom.xml
index 7e8797a..e824ba2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
 
   <groupId>org.apache.qpid</groupId>
   <artifactId>proton-j-parent</artifactId>
-  <version>0.35.0-SNAPSHOT</version>
+  <version>0.34.0-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Proton-J Parent</name>
@@ -49,7 +49,7 @@
     <!-- surefire forked jvm arguments -->
     <argLine>-Xmx2g -enableassertions ${jacoco-config}</argLine>
 
-    <project.build.outputTimestamp>2022-08-30T15:24:38Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2022-08-29T15:29:01Z</project.build.outputTimestamp>
   </properties>
 
   <dependencyManagement>
diff --git a/proton-j/pom.xml b/proton-j/pom.xml
index b32841d..d5dd806 100644
--- a/proton-j/pom.xml
+++ b/proton-j/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.35.0-SNAPSHOT</version>
+    <version>0.34.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/tests/performance-jmh/pom.xml b/tests/performance-jmh/pom.xml
index f0abf14..400c2bf 100644
--- a/tests/performance-jmh/pom.xml
+++ b/tests/performance-jmh/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>proton-j-parent</artifactId>
-        <version>0.35.0-SNAPSHOT</version>
+        <version>0.34.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/tests/pom.xml b/tests/pom.xml
index eb754eb..cce274c 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.35.0-SNAPSHOT</version>
+    <version>0.34.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>proton-tests</artifactId>