Changed 'new' badge font to bold

Changed 'new' badge font to bold for better look. Also
fixed badge showing while drawer is opening, then
disappearing when drawer is fully open.

Test: Manual, verified badge is displayed properly with
bold text. And verified badge disappears before nav drawer
is fully opened.

Bug: 32542932
Change-Id: If50e0611e468af892d8c7ec799a382a3cb8485fc
diff --git a/res/layout/assistant_new_badge.xml b/res/layout/assistant_new_badge.xml
index 6ca8cc5..21b5297 100644
--- a/res/layout/assistant_new_badge.xml
+++ b/res/layout/assistant_new_badge.xml
@@ -26,6 +26,7 @@
     android:paddingBottom="@dimen/nav_new_badge_vertical_pad"
     android:background="@drawable/new_badge_background"
     android:textSize="@dimen/nav_new_badge_font_size"
+    android:textStyle="bold"
     android:textAllCaps="true"
-    android:textColor="#FFFFFF"
+    android:textColor="@android:color/white"
     android:text="@string/menu_assistant_new_badge"/>
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