Fix package name for GFT snippets am: 35ac112cfb am: 4627f64651 am: d9dc32b372

Original change: https://android-review.googlesource.com/c/platform/tools/test/mobly_snippets/+/2039006

Change-Id: Iadfacc18defa8a5f799bbe8f0a139e15b3def811