Enable Tips icon on bramble/redfin/barbet devices

Because Tips app will enable launcher icon on all Pixel device
except Pixel 3/3a devices, use component-override to configure
bramble/redfin/barbet devices to pass PTS test.

Test: PTS
Bug: 161785465
Change-Id: I9d54e78df8f504ba8f63ccb420bce8ef639865e5
diff --git a/component-overrides.xml b/component-overrides.xml
index bb3419d..c682a7b 100644
--- a/component-overrides.xml
+++ b/component-overrides.xml
@@ -17,4 +17,7 @@
     <component-override package="com.android.bluetooth" >
         <component class=".sap.SapService" enabled="true" />
\ No newline at end of file
+    <component-override package="com.google.android.apps.tips" >
+        <component class=".TipsMain" enabled="true" />
+    </component-override>