[abseil] Fix CMake warning#12781

Merged

strega-nil merged 2 commits intomicrosoft:masterfrom

captureage:abseil

Aug 7, 2020

Commits on Aug 5, 2020

abseil: Patch to fix CMake Threads dependency warning.
Dico200
committed

Commits on Aug 6, 2020

abseil: Make portfile comment more concise
Dico200
committed