Remove tab key from number/phone layout of 7 inch tablet

Bug: 6411288
Bug: 6411588
Bug: 6411840
Change-Id: I44b358ae9c078779d6b1108281c1458387a32948
diff --git a/java/res/xml-sw600dp/kbd_phone.xml b/java/res/xml-sw600dp/kbd_phone.xml
index ef20910..f63f1c6 100644
--- a/java/res/xml-sw600dp/kbd_phone.xml
+++ b/java/res/xml-sw600dp/kbd_phone.xml
@@ -20,7 +20,7 @@
 
 <Keyboard
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
-    latin:keyWidth="18.00%p"
+    latin:keyWidth="18%p"
 >
     <include
         latin:keyboardLayout="@xml/rows_phone" />