IWF-438: Remove test

Author: lwolczynski

src/test/java/io/iworkflow/integ/RpcTest.java

@@ -336,16 +336,5 @@ public void testSignalChannelSizeInfo(){
 
     }
 
-    @Test
-    public void testImplementationException() {
-        final Client client = new Client(WorkflowRegistry.registry, ClientOptions.localDefault);
-        final String wfId = "implementation-exception-test-id" + System.currentTimeMillis() / 1000;
-        final Integer input = 5;
-        try {
-            client.startWorkflow(RpcWorkflowWithFinalRpc.class, wfId, input, null);
-        } catch (ImplementationException e) {
-            return;
-        }
-        Assertions.fail("An RPC method must not be final");
-    }
+
 }