[Provider Model] Should show "Connected" and highlight carrier layout as well if connected to W+

Bug: 200130512
Test:
adb root
adb shell cmd wifi network-suggestions-set-as-carrier-provider com.android.shell yes
adb shell cmd wifi add-suggestion GoogleGuest-Legacy open -a -m -i 1 -c 1884

Change-Id: Idc4820a245483baf94cf9166539406043ca8dfdd