Make change and version bump to r_aml_300801600 for mainline module file: packages/Tethering/apex/manifest.json

Change-Id: Ia1f7a301c15fddbaa0009e2106b95e4b0a76b329
tree: 7fe450c6a03f2977198030eb3c2aef9d45631b43
  1. Tethering/