Update language to comply with Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for reference

Test: none
Bug: 168334533
Exempt-From-Owner-Approval: docs updates
Change-Id: If75259aab72329f9f8b0e1972a96370ca5134e2c

services/core/java/com/android/server/ConnectivityService.java

@@ -6219,7 +6219,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
         final int vpnAppUid = nai.networkCapabilities.getOwnerUid();
         // TODO: this create a window of opportunity for apps to receive traffic between the time
         // when the old rules are removed and the time when new rules are added. To fix this,
-        // make eBPF support two whitelisted interfaces so here new rules can be added before the
+        // make eBPF support two allowlisted interfaces so here new rules can be added before the
         // old rules are being removed.
         if (wasFiltering) {
             mPermissionMonitor.onVpnUidRangesRemoved(oldIface, ranges, vpnAppUid);