Add strings for NTN connection manual type

Flag: EXEMPT bug fix
Fix: b/397958254
Test: Manual test. see b/397958254#comment10
(cherry picked from commit b91d21ba762ec0fba6e77c35ab350c3d6c8e2bb7)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:3e0ffb799c949f98b044e45675173ed1f232d015)
Merged-In: Ibcd3511edee9b3203c6c0cad68e0988b4b621b39
Change-Id: Ibcd3511edee9b3203c6c0cad68e0988b4b621b39
2 files changed