Uppercase some hand-selected environment variable names on Windows/MSVC.
Uppercase some hand-selected environment variable names on Windows/MSVC.

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Change-Id: Ie1f3be6258f024d352ff4571a5355660f409f70d
Reviewed-on: https://cr.bazel.build/9291
PiperOrigin-RevId: 149470780
MOS_MIGRATED_REVID=149470780

juhalindfors/bazel-patches,werkt/bazel,twitter-forks/bazel,dslomov/bazel,snnn/bazel,spxtr/bazel,perezd/bazel,juhalindfors/bazel-patches,perezd/bazel,davidzchen/bazel,Asana/bazel,akira-baruah/bazel,snnn/bazel,bazelbuild/bazel,dslomov/bazel,damienmg/bazel,ButterflyNetwork/bazel,davidzchen/bazel,dropbox/bazel,spxtr/bazel,dropbox/bazel,werkt/bazel,variac/bazel,ulfjack/bazel,ButterflyNetwork/bazel,twitter-forks/bazel,twitter-forks/bazel,ulfjack/bazel,ButterflyNetwork/bazel,twitter-forks/bazel,juhalindfors/bazel-patches,spxtr/bazel,ulfjack/bazel,perezd/bazel,aehlig/bazel,katre/bazel,variac/bazel,safarmer/bazel,ButterflyNetwork/bazel,dropbox/bazel,safarmer/bazel,meteorcloudy/bazel,Asana/bazel,damienmg/bazel,snnn/bazel,meteorcloudy/bazel,aehlig/bazel,juhalindfors/bazel-patches,dropbox/bazel,dslomov/bazel-windows,davidzchen/bazel,cushon/bazel,dslomov/bazel-windows,perezd/bazel,damienmg/bazel,ButterflyNetwork/bazel,dslomov/bazel,dropbox/bazel,davidzchen/bazel,katre/bazel,safarmer/bazel,spxtr/bazel,meteorcloudy/bazel,Asana/bazel,Asana/bazel,dslomov/bazel-windows,davidzchen/bazel,ulfjack/bazel,dslomov/bazel,katre/bazel,dropbox/bazel,dslomov/bazel-windows,dslomov/bazel-windows,snnn/bazel,werkt/bazel,variac/bazel,variac/bazel,juhalindfors/bazel-patches,spxtr/bazel,snnn/bazel,snnn/bazel,meteorcloudy/bazel,akira-baruah/bazel,meteorcloudy/bazel,aehlig/bazel,Asana/bazel,juhalindfors/bazel-patches,variac/bazel,damienmg/bazel,bazelbuild/bazel,werkt/bazel,dslomov/bazel,variac/bazel,aehlig/bazel,werkt/bazel,Asana/bazel,ulfjack/bazel,bazelbuild/bazel,meteorcloudy/bazel,akira-baruah/bazel,aehlig/bazel,aehlig/bazel,dslomov/bazel,dslomov/bazel,perezd/bazel,snnn/bazel,safarmer/bazel,katre/bazel,katre/bazel,bazelbuild/bazel,variac/bazel,spxtr/bazel,katre/bazel,ulfjack/bazel,cushon/bazel,davidzchen/bazel,safarmer/bazel,akira-baruah/bazel,werkt/bazel,cushon/bazel,perezd/bazel,ButterflyNetwork/bazel,damienmg/bazel,cushon/bazel,perezd/bazel,cushon/bazel,spxtr/bazel,meteorcloudy/bazel,twitter-forks/bazel,Asana/bazel,juhalindfors/bazel-patches,akira-baruah/bazel,cushon/bazel,ulfjack/bazel,damienmg/bazel,bazelbuild/bazel,dslomov/bazel-windows,akira-baruah/bazel,bazelbuild/bazel,twitter-forks/bazel,twitter-forks/bazel,damienmg/bazel,safarmer/bazel,aehlig/bazel,davidzchen/bazel