assign R key to rangeselect all the times

When we switching between touchscreen enabled mode and desktop,
it's useful to have it available all the time.

Ref: #12792

Signed-off-by: David Heidelberg <david@ixit.cz>

src/defaultsettings.cpp

@@ -95,12 +95,7 @@ void set_default_settings()
 	settings->setDefault("keymap_cmd_local", ".");
 	settings->setDefault("keymap_minimap", "KEY_KEY_V");
 	settings->setDefault("keymap_console", "KEY_F10");
-#if ENABLE_TOUCH
-	// See https://github.com/minetest/minetest/issues/12792
 	settings->setDefault("keymap_rangeselect", "KEY_KEY_R");
-#else
-	settings->setDefault("keymap_rangeselect", "");
-#endif
 	settings->setDefault("keymap_freemove", "KEY_KEY_K");
 	settings->setDefault("keymap_pitchmove", "");
 	settings->setDefault("keymap_fastmove", "KEY_KEY_J");