Make change and version bump to r_aml_300900500 for mainline module file: packages/Tethering/apex/manifest.json

Change-Id: I7daf3a7b2989105022a05e6b3c7d3fdbe165baed
diff --git a/Tethering/apex/manifest.json b/Tethering/apex/manifest.json
index d747cc8..c1a5b05 100644
--- a/Tethering/apex/manifest.json
+++ b/Tethering/apex/manifest.json
@@ -1,4 +1,4 @@
 {
   "name": "com.android.tethering",
-  "version": 300900400
+  "version": 300900500
 }