using more modern Travis image to support newer doxygen

(cherry picked from commit 39aa7479aa)
This commit is contained in:
jkriege2 2020-06-28 10:36:41 +02:00
parent 4cd099a15b
commit a56f689c7d

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@ -6,7 +6,7 @@ compiler:
os: os:
- linux - linux
- osx - osx
dist: xenial dist: bionic
osx_image: xcode8.3 osx_image: xcode8.3
matrix: matrix: