[ruby-cvs:72807] shyouhei:r65707 (trunk): .travis.yml: eliminate remaining --color=never [ci skip]

[shyouhei at ruby-lang.org]

shyouhei	2018-11-13 16:17:02 +0900 (Tue, 13 Nov 2018)

  New Revision: 65707

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65707

  Log:
    .travis.yml: eliminate remaining --color=never [ci skip]

  Modified files:
    trunk/.travis.yml