Revert "Disable ccache on arm64 build"
This reverts commit e8124729fbeaf159ae615f61980ee10018ed5134.
It worked once, but soon after that it stopped working again https://travis-ci.org/ruby/ruby/jobs/598491972
Revert "Disable ccache on arm64 build"
This reverts commit e8124729fbeaf159ae615f61980ee10018ed5134.
It worked once, but soon after that it stopped working again
https://travis-ci.org/ruby/ruby/jobs/598491972