Update compile_windows scripts to the MSYS64 location hardcoded into Chocolatey.

--
MOS_MIGRATED_REVID=115207057

scripts/ci/windows/compile_windows.bat

diff --git a/scripts/ci/windows/compile_windows.bat b/scripts/ci/windows/compile_windows.bat
index 9d068cc..5fd0839 100644
--- a/scripts/ci/windows/compile_windows.bat
+++ b/scripts/ci/windows/compile_windows.bat
@@ -1 +1 @@
-c:\msys64\usr\bin\bash -l %cd%/scripts/ci/windows/compile_windows.sh %*
+c:\tools\msys64\usr\bin\bash -l %cd%/scripts/ci/windows/compile_windows.sh %*

scripts/ci/windows/compile_windows.sh

diff --git a/scripts/ci/windows/compile_windows.sh b/scripts/ci/windows/compile_windows.sh
index dba675b..ff1ea40 100755
--- a/scripts/ci/windows/compile_windows.sh
+++ b/scripts/ci/windows/compile_windows.sh
@@ -33,7 +33,7 @@
 fi
 
 # These variables are temporarily needed for Bazel
-export BAZEL_SH="c:/msys64/usr/bin/bash.exe"
+export BAZEL_SH="c:/tools/msys64/usr/bin/bash.exe"
 export TMPDIR="c:/temp"
 
 # Even though there are no quotes around $* in the .bat file, arguments