Support de,fr locale keyboard layouts for tablet

This change introduces,
- support de QWERTZ
- support fr AZERTY
- support fr_CA QWERTY layout
- support fr_CH QWERTZ layout
- refactor some common keyboard row layouts

Bug: 2334086
Change-Id: I3e01e841e0dc72419d55e29d426bdec70655459c
diff --git a/java/res/xml-xlarge/kbd_qwerty.xml b/java/res/xml-xlarge/kbd_qwerty.xml
index 6f6877b..56cfe00 100644
--- a/java/res/xml-xlarge/kbd_qwerty.xml
+++ b/java/res/xml-xlarge/kbd_qwerty.xml
@@ -25,13 +25,5 @@
     latin:keyHeight="@dimen/key_height"
 >
     <include
-        latin:keyboardLayout="@xml/kbd_key_styles" />
-    <include
-        latin:keyboardLayout="@xml/kbd_qwerty_row1" />
-    <include
-        latin:keyboardLayout="@xml/kbd_qwerty_row2" />
-    <include
-        latin:keyboardLayout="@xml/kbd_qwerty_row3" />
-    <include
-        latin:keyboardLayout="@xml/kbd_qwerty_row4" />
+        latin:keyboardLayout="@xml/kbd_qwerty_rows" />
 </Keyboard>