fix: use spotify formatter in hermetic build templates

Author: diegomarquezp

hermetic_build/library_generation/owlbot/templates/java_library/.kokoro/build.sh

@@ -59,7 +59,7 @@ test)
     RETURN_CODE=$?
     ;;
 lint)
-    mvn com.coveo:fmt-maven-plugin:check -B -ntp
+    mvn com.spotify.fmt:fmt-maven-plugin:check -B -ntp
     RETURN_CODE=$?
     ;;
 javadoc)
@@ -136,4 +136,4 @@ then
 fi
 
 echo "exiting with ${RETURN_CODE}"
-exit ${RETURN_CODE}
+exit ${RETURN_CODE}