revert sonar.java.version=8.15.0.39343 and sonar.python.version=5.5.0.23291

Signed-off-by: san-zrl <san@zurich.ibm.com>

Author: san-zrl

pom.xml

@@ -46,8 +46,8 @@
         <sonar.minVersion>9.14.0.375</sonar.minVersion>
         <sonar.plugin.api.version>13.0.0.3026</sonar.plugin.api.version>
         <!-- language parser versions -->
-        <sonar.java.version>8.18.0.40025</sonar.java.version>
-        <sonar.python.version>5.8.0.24785</sonar.python.version>
+        <sonar.java.version>8.15.0.39343</sonar.java.version>
+        <sonar.python.version>5.5.0.23291</sonar.python.version>
 
         <google-java-format.version>1.28.0</google-java-format.version>
     </properties>