Allow either the old or new version of ADB on mac.

platform_tools/android/bin/utils/setup_adb.sh

Index: platform_tools/android/bin/utils/setup_adb.sh
diff --git a/platform_tools/android/bin/utils/setup_adb.sh b/platform_tools/android/bin/utils/setup_adb.sh
index e372dd2913021d0081c812b857a002f5e75bfb98..cb3311aa641fbf7c1c62cf8b7d8f6fd5ea421111 100644
--- a/platform_tools/android/bin/utils/setup_adb.sh
+++ b/platform_tools/android/bin/utils/setup_adb.sh
@@ -21,14 +21,14 @@ fi
 if [ $(uname) == "Linux" ]; then
   ADB_REQUIRED="1.0.32"
 elif [ $(uname) == "Darwin" ]; then
-  ADB_REQUIRED="1.0.31"
+  ADB_REQUIRED="1.0.31 or 1.0.32"
 fi
 
 # get the version and then truncate it to be just the version numbers
 ADB_VERSION="$($ADB version)"
 ADB_VERSION="${ADB_VERSION##* }"
 
-if [ $ADB_VERSION != $ADB_REQUIRED ]; then
+if [[ "$ADB_REQUIRED" != *"$ADB_VERSION"* ]]; then
   echo "WARNING: Your ADB version is out of date!"
   echo "  Expected ADB Version: ${ADB_REQUIRED}"
   echo "  Actual ADB Version: ${ADB_VERSION}"