[catch2] Update to 2.11.1#9685

Merged

strega-nil merged 1 commit intomicrosoft:masterfrom

NancyLi1013:dev/NancyLi/9632-uppdate-catch2

Jan 16, 2020

Commits on Jan 14, 2020

[catch2] Update to 2.1.1
NancyLi1013
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