SLING-8506 Make testing compliant with Java 9 and higher

* Use Sling Bundle Parent 35
* Update Pax Exam to 4.13.1
* Update Testing PaxExam to 3.0.0
* Update Felix Framework to 6.0.3
diff --git a/pom.xml b/pom.xml
index 28791ec..752891b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,8 +23,8 @@
 
   <parent>
     <groupId>org.apache.sling</groupId>
-    <artifactId>sling</artifactId>
-    <version>34</version>
+    <artifactId>sling-bundle-parent</artifactId>
+    <version>35</version>
     <relativePath />
   </parent>
 
@@ -39,7 +39,7 @@
   </description>
 
   <properties>
-    <org.ops4j.pax.exam.version>4.12.0</org.ops4j.pax.exam.version>
+    <org.ops4j.pax.exam.version>4.13.1</org.ops4j.pax.exam.version>
   </properties>
 
   <scm>
@@ -128,7 +128,7 @@
     <dependency>
       <groupId>org.apache.felix</groupId>
       <artifactId>org.apache.felix.framework</artifactId>
-      <version>5.6.10</version>
+      <version>6.0.3</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -154,7 +154,7 @@
     <dependency>
       <groupId>org.apache.sling</groupId>
       <artifactId>org.apache.sling.testing.paxexam</artifactId>
-      <version>2.0.0</version>
+      <version>3.0.0</version>
       <scope>test</scope>
     </dependency>
     <!-- Dropwizard Metrics -->