obj_int_extract.bat: Pass obj_int_extract.exe path to obj_int_extract.bat.

- Update the vcxproj generator to pass the path to the batch file.
- Update the batch file the take the path to obj_int_extract.exe as arg
  2.

Fixes this warning:
warning MSB8012: TargetPath does not match Linker's OutputFile property
value.

Change-Id: I5825f1d1d79f370aeb295bbd2aeb08b22c0e73ab