Allow 2 apps with NETWORK_CARRIER_PROVISION permission for wifi

Bug: 143917577
Test: build
Change-Id: I25291651487e74d6d0bb36b47215d64e9a3b978c

tests/cts/net/src/android/net/wifi/cts/WifiManagerTest.java

@@ -921,9 +921,9 @@ public class WifiManagerTest extends AndroidTestCase {
                 .distinct()
                 .collect(Collectors.toList());
 
-        if (uniquePackageNames.size() > 1) {
-            fail("The NETWORK_CARRIER_PROVISIONING permission must not be held by more than one "
-                    + "application, but is held by " + uniquePackageNames.size() + " applications: "
+        if (uniquePackageNames.size() > 2) {
+            fail("The NETWORK_CARRIER_PROVISIONING permission must not be held by more than two "
+                    + "applications, but is held by " + uniquePackageNames.size() + " applications: "
                     + String.join(", ", uniquePackageNames));
         }
     }