Revert "Unbreak the Windows build"

It is not needed for v8 3.10, and actually breaks the build.
This reverts commit bd33fea732.

deps/v8/build/common.gypi

@@ -272,10 +272,6 @@
         'defines': [
           'WIN32',
         ],
-        'msvs_configuration_attributes': {
-          'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)',
-          'CharacterSet': '1',
-        },
       }],
       ['OS=="win" and v8_enable_prof==1', {
         'msvs_settings': {