[windows] Use lld-link instead of lld-link2, the latter no longer exists
[windows] Use lld-link instead of lld-link2, the latter no longer exists

The test passed for me locally because I had a stale copy of
lld-link2.exe.

git-svn-id: c199f293c43da69278bea8e88f92242bf3aa95f7@244638 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt