[ruby-cvs:72359] k0kubun:r65259 (trunk): appveyor.yml: fix wrong spec directory

[k0kubun at ruby-lang.org]

k0kubun	2018-10-21 09:31:46 +0900 (Sun, 21 Oct 2018)

  New Revision: 65259

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65259

  Log:
    appveyor.yml: fix wrong spec directory

  Modified files:
    trunk/appveyor.yml