Windows/PathV2.inc: Retry rename() for (maximum) 2 seconds.

Files might be opend by system scanners (eg. file indexer, virus scanner, &c).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156380 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed