increase binary-compatibility-check.version to 3.4.0 after release

Signed-off-by: Thomas Jäckle <thomas.jaeckle@beyonnex.io>

pom.xml

@@ -240,7 +240,7 @@
         <!-- globally set version for checking binary compatibility against -->
         <!-- whoever changes this to ${revision} or ${project.version} is responsible for API breakage caused by this! -->
         <!-- in other words: never do that here! exclude the 'breakages' locally in the japicmp maven plugin if you intentionally break something -->
-        <binary-compatibility-check.version>3.3.0</binary-compatibility-check.version>
+        <binary-compatibility-check.version>3.4.0</binary-compatibility-check.version>
 
         <maven.skins.fluido.version>1.7</maven.skins.fluido.version>
         <doxia.markdown.version>1.8</doxia.markdown.version>