Rename hotkey to be more accurate

Author: Motobug

Source/Core/Core/HotkeyManager.cpp

@@ -37,8 +37,8 @@ constexpr std::array<const char*, NUM_HOTKEYS> s_hotkey_labels{{
     _trans("Unlock Cursor"),
     _trans("Center Mouse"),
     _trans("Activate NetPlay Chat"),
-    _trans("Collapse NetPlay Chat"),
-    _trans("Expand NetPlay Chat"),
+    _trans("Hide NetPlay Chat"),
+    _trans("Show NetPlay Chat"),
     _trans("Control NetPlay Golf Mode"),
 #ifdef USE_RETRO_ACHIEVEMENTS
     _trans("Open Achievements"),