[mlir] Fix includes in mlir-translate

[marbre]

Summary

Drops the include on InitAllDialects.h, as dialects are now initialized in the translation passes.

mlir/tools/mlir-translate/mlir-translate.cpp

 //===- mlir-translate.cpp - MLIR Translate Driver -------------------------===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
 // This is a command line utility that translates a file from/to MLIR using one
 // of the registered translations.
 //
 //===----------------------------------------------------------------------===//
 
-#include "mlir/InitAllDialects.h"
 #include "mlir/InitAllTranslations.h"
+#include "mlir/Support/LogicalResult.h"
 #include "mlir/Translation.h"
 
 using namespace mlir;
 
-
 namespace mlir {
 // Defined in the test directory, no public header.
 void registerTestRoundtripSPIRV();
 void registerTestRoundtripDebugSPIRV();
 } // namespace mlir
 
 static void registerTestTranslations() {
   registerTestRoundtripSPIRV();
   registerTestRoundtripDebugSPIRV();
 }
 
 int main(int argc, char **argv) {
   registerAllTranslations();
   registerTestTranslations();
   return failed(mlirTranslateMain(argc, argv, "MLIR Translation Testing Tool"));
 }