Fix a poor pattern for detecting -0 library files.
Fix a poor pattern for detecting -0 library files.

sdiehl/ghc,izgzhen/hadrian,sdiehl/ghc,sdiehl/ghc,snowleopard/hadrian,bgamari/shaking-up-ghc,quchen/shaking-up-ghc,snowleopard/shaking-up-ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc