[ Merge of http://go/wvgerrit/84989 ]
FileUtils::Remove() when used with wildcards would ignore a prefix specified
before the asterisk and delete all files with the same extension.
Fix proposed by broadcom.
Bug: 120039689
Test: WV unit/integration tests
Change-Id: Iddc6c6b1983c41b501b21f34626f56c0b74af6c8