Stub out feature flag UI

Bug: 36222960
Test: make -j40 RunSettingsRoboTests
Change-Id: Id2483d39018b2d93868f4ef7032124795ea91a53
diff --git a/res/values/strings.xml b/res/values/strings.xml
index aacb8a1..ee87fa6 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -4274,6 +4274,8 @@
     <string name="user_installed_services_category_title">Downloaded services</string>
     <!-- Title for the accessibility preference category of settings considered to be experimental, meaning they might be changed or removed in the future. [CHAR LIMIT=50] -->
     <string name="experimental_category_title">Experimental</string>
+    <!-- Title for feature flags dashboard DO NOT TRANSLATE -->
+    <string name="feature_flags_dashboard_title" translatable="false">Feature flags</string>
     <!-- Title for the Talkback Accessibility Service. Displayed on the Accessibility Settings screen in Setup Wizard. [CHAR_LIMIT=25] -->
     <string name="talkback_title">Talkback</string>
     <!-- Summary for the Talkback Accessibility Service. Lets the user know that Talkback is a screenreader and that it is usually most helpful to blind and low vision users and whether the service is on. [CHAR_LIMIT=none] -->
diff --git a/res/xml/development_prefs.xml b/res/xml/development_prefs.xml
index 8992446..92205e4 100644
--- a/res/xml/development_prefs.xml
+++ b/res/xml/development_prefs.xml
@@ -167,6 +167,11 @@
             android:key="camera_hal_hdrplus_switch"
             android:title="@string/camera_hal_hdrplus_switch" />
 
+        <Preference
+            android:key="feature_flags_dashboard"
+            android:title="@string/feature_flags_dashboard_title"
+            android:fragment="com.android.settings.development.featureflags.FeatureFlagsDashboard"/>
+
     </PreferenceCategory>
 
     <PreferenceCategory android:key="debug_networking_category"