Add go to "Settings" button to important notice dialog

This CL also
- removes icons on important notice title.
- changes the "Personalized suggestions" summary text.

This change must be checked in together with Id115d89ba9.

Bug: 10587358
Change-Id: I52ff26fa8ae12445e9014ba08253f69e1be609f4
diff --git a/java/res/layout/suggestions_strip.xml b/java/res/layout/suggestions_strip.xml
index 37fe5c5..b962abe 100644
--- a/java/res/layout/suggestions_strip.xml
+++ b/java/res/layout/suggestions_strip.xml
@@ -55,6 +55,7 @@
             android:text="@string/important_notice_title"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
+            android:padding="6sp"
             android:textSize="16sp"
             style="?attr/suggestionWordStyle" />
     </LinearLayout>