[ruby-cvs:79030] b00418732c (master): Drop MinGW build from AppVeyor

"Takashi Kokubun" <[email protected]> Tue, 31 Dec 2019 16:20:34 +0900 (JST)

Newsgroups	gmane.comp.lang.ruby.cvs
Message-ID	<[email protected]>

Takashi Kokubun	2019-12-31 16:20:17 +0900 (Tue, 31 Dec 2019)

  New Revision: b00418732c

  https://github.com/ruby/ruby/commit/b00418732c

  Log:
    Drop MinGW build from AppVeyor
    
    in favor of #2791

  Modified files:
    appveyor.yml