Perform correct release version validation (#34378) (#34400)

Author: damccorm

release/src/main/scripts/set_version.sh

@@ -69,8 +69,8 @@ if [[ -z $TARGET_VERSION ]] ; then
   exit 1
 fi
 
-if ! [[ ${RELEASE} =~ ([0-9]+\.[0-9]+) ]];
-  then  echo "The input for RELEASE does not match a valid format [0-9]+\.[0-9]+"
+if ! [[ ${TARGET_VERSION} =~ ([0-9]+\.[0-9]+\.[0-9]+) ]];
+  then  echo "The input for TARGET_VERSION: ${TARGET_VERSION} does not match a valid format [0-9]+\.[0-9]+\.[0-9]+"
   exit 1
 fi