Pass the right error prone compiler command line arg

Author: jbonofre

pom.xml

@@ -868,6 +868,7 @@ under the License.
                 <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED</arg>
                 <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED</arg>
                 <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.comp=ALL-UNNAMED</arg>
+                <arg>--should-stop=ifError=FLOW</arg>
               </compilerArgs>
               <annotationProcessorPaths combine.children="append">
                 <path>