Update Arabic keyboard

java/res/values-ar/donottranslate-altchars.xml

java/res/values/donottranslate-altchars.xml

java/res/xml-sw600dp/kbd_key_styles.xml

java/res/xml-sw600dp/kbd_row4_apostrophe_dash.xml

java/res/xml-sw600dp/kbd_rows_arabic.xml

java/res/xml-sw600dp/kbd_symbols.xml

java/res/xml-sw768dp/kbd_key_styles.xml

java/res/xml-sw768dp/kbd_row4_apostrophe_dash.xml

java/res/xml-sw768dp/kbd_rows_arabic.xml

java/res/xml-sw768dp/kbd_symbols.xml

java/res/xml/kbd_key_styles.xml

java/res/xml/kbd_qwerty_row4.xml

java/res/xml/kbd_rows_arabic.xml

java/res/xml/kbd_symbols.xml

java/res/xml/kbd_symbols_f1.xml

java/res/xml/kbd_symbols_row4.xml

java/src/com/android/inputmethod/keyboard/Key.java