Bump mingw-check CI image from Ubuntu 16.04 to 18.04.#73999

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bors merged 1 commit intorust-lang:masterfrom

eddyb:svv-prereq

Jul 4, 2020

Commits on Jul 3, 2020

Bump mingw-check CI image from Ubuntu 16.04 to 18.04.
eddyb
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