[Wi-Fi] Apply new mock for supporting WiFi detail page for OpenRoaming feature.

Issue: Openroaming detail page have new UI Mock.
Solution: Apply the mock design to rollback previous UI and add one Subcription preference.

Bug: 146669261
Test: manually push API and check.
Change-Id: Ie3243c9bcd371db1909834ef257c741454abec11

src/com/android/settings/wifi/details2/WifiPrivacyPreferenceController2.java

@@ -55,11 +55,8 @@ public class WifiPrivacyPreferenceController2 extends BasePreferenceController i
 
     @Override
     public int getAvailabilityStatus() {
-        if (!mWifiManager.isConnectedMacRandomizationSupported()
-                || mWifiEntry.canManageSubscription()) {
-            return CONDITIONALLY_UNAVAILABLE;
-        }
-        return AVAILABLE;
+        return mWifiManager.isConnectedMacRandomizationSupported()
+                ? AVAILABLE : CONDITIONALLY_UNAVAILABLE;
     }
 
     @Override