Fix a bug in Bazel.win.sh.tpl
Using double quote, otherwise the variable won't be expanded.
@@ -22,7 +22,7 @@ set -eux
echo 'export BOOTSTRAP_BAZEL="/c/bazel_ci/installs/latest/bazel.exe"' >env.sh
# Pass PLATFORM_NAME to Windows bootstrap script for building a MSVC Bazel
-echo 'export PLATFORM_NAME="${PLATFORM_NAME}"' >>env.sh
+echo "export PLATFORM_NAME=\"${PLATFORM_NAME}\"" >>env.sh
# Various set-up for the slave
echo 'export TMPDIR="${TMPDIR:-/c/bazel_ci/temp}"' >>env.sh
