[wasm]: Re-enable Wasm related unit tests on Big endian

test/unittests/unittests.status

 # Copyright 2014 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.
 
 [
-['byteorder == big', {
-  # TODO(mips-team): Fix Wasm for big-endian.
-  'WasmModuleVerifyTest*': [SKIP],
-  'WasmFunctionVerifyTest*': [SKIP],
-  'WasmDecoderTest.TableSwitch*': [SKIP],
-  'WasmDecoderTest.AllLoadMemCombinations': [SKIP],
-  'AstDecoderTest.AllLoadMemCombinations': [SKIP],
-  'AstDecoderTest.AllStoreMemCombinations': [SKIP],
-}],  # 'byteorder == big'
 ['arch == x87', {
   'Ieee754.Expm1': [SKIP],
   'Ieee754.Cos': [SKIP],
   'Ieee754.Tan': [SKIP],
   'Ieee754.Acosh': [SKIP],
   'Ieee754.Asinh': [SKIP],
 }],  # 'arch == x87'
 
 ['variant == asm_wasm', {
   '*': [SKIP],
 }],  # variant == asm_wasm
 
 ]