[ELF] - Replace llvm::find_if with the loop. NFC.
[ELF] - Replace llvm::find_if with the loop. NFC.

Requested during post commit review.

git-svn-id: f6089bf0e6284f307027cef4f64114ee9ebb0424@335447 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lld,llvm-mirror/lld