Fix dependencies on connectivity_native lib

Address the TODO to link against the library directly, and add necessary
test filters to only run the test on the primary ABI (because the
library in the apex has only one variant for primary ABI), and to only
run the test on U+.

Bug: 356022894
Test: atest
Change-Id: Ib52bfc1051059aaf9d14d1f7707864206d0bdcd9
3 files changed