Remove filegroup connectivity-module-utils-srcs in connectivity.

Once moving NetworkMonitorUtils to frameworks/libs/net is done, we can
remove the connectivity-module-utils-srcs filegroup from connectivity
module, instead import it from net-utils-device-common lib.

Bug: 238960524
Test: atest ConnectivityCoverageTests
Change-Id: Ic1464a4c32d7c22ca7916e8f298ff1a09b71ce46
3 files changed