travis: use default OS X image

This commit is contained in:
David Adam 2018-01-09 14:22:03 +08:00
parent de8ccf1751
commit af5869886b

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@ -43,7 +43,6 @@ matrix:
- gettext
- libncurses5-dev
- os: osx
osx_image: xcode8
before_install:
- brew update
- brew install pcre2 # use system PCRE2