[wasm] Move test-signatures.h from test/cctest to test/common

test/fuzzer/wasm-code.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "include/v8.h"
 #include "src/isolate.h"
 #include "src/objects.h"
 #include "src/wasm/wasm-interpreter.h"
 #include "src/wasm/wasm-module-builder.h"
 #include "src/wasm/wasm-module.h"
-#include "test/cctest/wasm/test-signatures.h"
+#include "test/common/wasm/test-signatures.h"
 #include "test/common/wasm/wasm-module-runner.h"
 #include "test/fuzzer/fuzzer-support.h"
 
 #define WASM_CODE_FUZZER_HASH_SEED 83
 
 using namespace v8::internal::wasm;
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   v8_fuzzer::FuzzerSupport* support = v8_fuzzer::FuzzerSupport::Get();
   v8::Isolate* isolate = support->GetIsolate();
@@ skipping 70 matching lines @@
     i_isolate->clear_pending_exception();
   } else {
     if (result_interpreted != result_compiled) {
       V8_Fatal(__FILE__, __LINE__, "WasmCodeFuzzerHash=%x",
                v8::internal::StringHasher::HashSequentialString(
                    data, static_cast<int>(size), WASM_CODE_FUZZER_HASH_SEED));
     }
   }
   return 0;
 }