Drop the idle-case check

We're not calling `onKeyswitchEvent` in the idle cases anymore, drop the check
for a few bytes saved.

Signed-off-by: Gergely Nagy <algernon@keyboard.io>

src/Kaleidoscope/TopsyTurvy.cpp

@@ -34,8 +34,6 @@ EventHandlerResult TopsyTurvy::onKeyswitchEvent(Key &mapped_key, byte row, byte
   if (mapped_key.raw == Key_RightShift.raw)
     bitWrite(mod_state_, 1, keyIsPressed(key_state));
 
-  if (!keyIsPressed(key_state) && !keyWasPressed(key_state))
-    return EventHandlerResult::OK;
 
   if (mapped_key < ranges::TT_FIRST || mapped_key > ranges::TT_LAST)
     return EventHandlerResult::OK;