Rename activity for blocked numbers settings.

Manage is more related to a specific screen, new name seems to
make more sense based on location in settings menu of application.

Bug: 25343277
Change-Id: Ia45c1b7aa91c045078fd1473500f5d474e1c598f
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 7d6e505..6127a5a 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -148,7 +148,7 @@
               android:exported="false">
         </activity>
 
-        <activity android:name="com.android.dialer.filterednumber.ManageBlockedNumbersActivity"
+        <activity android:name="com.android.dialer.filterednumber.BlockedNumbersSettingsActivity"
             android:label="@string/manage_blocked_numbers_label"
             android:parentActivityName="com.android.dialer.settings.DialerSettingsActivity"
             android:theme="@style/ManageBlockedNumbersStyle"