manifest: remove external/connectivity

* aosp no longer tracks this and it causes build errors due to the
  lack of libstlport

Change-Id: Ie705caf9e5f2cc80dce0a2925ee5264509a2bed3
1 file changed
tree: 4690a03c5297439a6d48b0310855f010a7d8105a
  1. default.xml
  2. qrd.xml
  3. README.mkdn