Set BAZELISK_GITHUB_TOKEN.
Set BAZELISK_GITHUB_TOKEN.

Change-Id: Ia1beb6fde2c61aebb96de1f05089f491da09a09f
Reviewed-on: https://code-review.googlesource.com/c/re2/+/57816
Reviewed-by: Paul Wankadia <62d4e38bb1380f055ec4b899baa75e52af09c5f7@google.com>

google/re2,google/re2,google/re2,google/re2,google/re2