Kazuhiro NISHIYAMA b41a19f92f
Add matrix.os to cache key (#2671)
* Add matrix.os to cache key
* Use multi-line string instead of array
  ref https://github.com/actions/cache/issues/44
2019-11-12 17:22:19 +09:00
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2019-11-12 17:22:19 +09:00