Use 64 bit shift to make MSVC happy

CQ_INCLUDE_TRYBOTS=skia.primary:Build-Win-MSVC-arm64-Debug,Build-Win-MSVC-x86_64-Debug
Change-Id: I381da9c2b2e9b98bc50e8d80ead10ad048e50fce
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/243036
Commit-Queue: Brian Osman <brianosman@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
1 file changed