[hip] Fix HIP version parsing.

- Need trimming before parsing major or minor version numbers. This's required
  due to the different line ending on Windows.
- In addition, the integer conversion may fail due to invalid char. Return that
  parsing function return `true` when the parsing fails.

Differential Revision: https://reviews.llvm.org/D93587

GitOrigin-RevId: 2a29ce303451375bbf1de7c971296553ef5d9beb