Fix a double execution of the same method (#3021)

Signed-off-by: Fabio Di Fabio <[email protected]>

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/AbstractBlockParameterMethod.java

@@ -82,7 +82,6 @@ public JsonRpcResponse response(final JsonRpcRequestContext requestContext) {
           requestContext.getRequest().getId(), ((JsonRpcErrorResponse) response).getError());
     }
 
-    return new JsonRpcSuccessResponse(
-        requestContext.getRequest().getId(), findResultByParamType(requestContext));
+    return new JsonRpcSuccessResponse(requestContext.getRequest().getId(), response);
   }
 }