Cabal revisions of xrefcheck-0.2.1

Hackage metadata revisions edit the .cabal file after upload; each diff below is one revision.

  name:           xrefcheck version:        0.2.1+x-revision: 1 description:    Please see the README on GitHub at <https://github.com/serokell/xrefcheck#readme> homepage:       https://github.com/serokell/xrefcheck#readme bug-reports:    https://github.com/serokell/xrefcheck/issues     , modern-uri     , mtl     , o-clock-    , optparse-applicative+    , optparse-applicative < 0.18     , pretty-terminal     , raw-strings-qq     , regex-tdfa       tasty-discover:tasty-discover   build-depends:       base >=4.14.3.0 && <5-    , optparse-applicative+    , optparse-applicative < 0.18     , tagged     , tasty     , tasty-hunit