theme: Capitalize EDL

TWRP used 'Edl', but everywhere else, it is 'EDL'.

Change-Id: I4f63185ffb96797da0d695b34857ee242cfa33e8
diff --git a/gui/theme/common/watch.xml b/gui/theme/common/watch.xml
index 3ce668a..d87d091 100755
--- a/gui/theme/common/watch.xml
+++ b/gui/theme/common/watch.xml
@@ -3491,7 +3491,7 @@
 			<button style="main_button">
 				<condition var1="tw_edl_mode" var2="1"/>
 				<placement x="%col1_x_right%" y="%row11_y%"/>
-				<text>{@rb_edl_btn=Edl}</text>
+				<text>{@rb_edl_btn=EDL}</text>
 				<actions>
 					<action function="set">tw_back=reboot</action>
 					<action function="set">tw_action=reboot</action>