Keycodes: Restore the old PrintScreen keymapping, fixing mistake from #19656

Fixes #20588

Common/Input/KeyCodes.h

@@ -128,7 +128,7 @@ enum InputKeyCode {
 	NKCODE_META_LEFT = 117,
 	NKCODE_META_RIGHT = 118,
 	NKCODE_FUNCTION = 119,
-	NKCODE_SYSRQ = 120,
+	NKCODE_PRINTSCREEN = 120,
 	NKCODE_BREAK = 121,
 	NKCODE_MOVE_HOME = 122,
 	NKCODE_MOVE_END = 123,
@@ -246,8 +246,6 @@ enum InputKeyCode {
 	NKCODE_EXT_MOUSEWHEEL_UP = 1008,
 	NKCODE_EXT_MOUSEWHEEL_DOWN = 1009,
 
-	NKCODE_EXT_PRINTSCREEN = 1010,
-
 	NKCODE_MAX
 };
 

Core/KeyMap.cpp

@@ -225,7 +225,7 @@ static const KeyMap_IntStrPair key_names[] = {
 	{NKCODE_APOSTROPHE, "'"},
 	{NKCODE_MINUS, "-"},
 	{NKCODE_PLUS, "+"},
-	{NKCODE_SYSRQ, "Print"},
+	{NKCODE_PRINTSCREEN, "Print"},
 	{NKCODE_SCROLL_LOCK, "ScrLock"},
 	{NKCODE_BREAK, "Pause"},
 

Windows/RawInput.cpp

@@ -176,7 +176,7 @@ namespace WindowsRawInput {
 		{ VK_MBUTTON, NKCODE_EXT_MOUSEBUTTON_3 },
 		{ VK_XBUTTON1, NKCODE_EXT_MOUSEBUTTON_4 },
 		{ VK_XBUTTON2, NKCODE_EXT_MOUSEBUTTON_5 },
-		{ VK_SNAPSHOT, NKCODE_EXT_PRINTSCREEN },
+		{ VK_SNAPSHOT, NKCODE_PRINTSCREEN },
 	};
 
 	void Init() {

ext/imgui/imgui_impl_platform.cpp

@@ -244,7 +244,7 @@ ImGuiKey KeyCodeToImGui(InputKeyCode keyCode) {
 	case NKCODE_EXT_MOUSEWHEEL_UP:
 		// Keys ignored for imgui
 	 	return ImGuiKey_None;
-	case NKCODE_EXT_PRINTSCREEN:
+	case NKCODE_PRINTSCREEN:
 		return ImGuiKey_PrintScreen;
 
 	case NKCODE_EXT_PIPE: