[InfoHud] Fix gui being openable everywhere (#239)

Found by ACatThatCanParkourReallyWell9900, Thanks!

Author: ScribbleTAS

src/main/java/com/minecrafttas/tasmod/gui/InfoHud.java

@@ -587,5 +587,4 @@ private int getBBRight(int x, String text) {
 	private int getBBDown(int y) {
 		return y + 14;
 	}
-
 }

src/main/java/com/minecrafttas/tasmod/registries/TASmodKeybinds.java

@@ -30,7 +30,12 @@ public enum TASmodKeybinds {
 			e.printStackTrace();
 		}
 	}),
-	INFO_GUI("Open InfoGui Editor", "TASmod", Keyboard.KEY_F6, () -> Minecraft.getMinecraft().displayGuiScreen(TASmodClient.hud)),
+	INFO_GUI("Open InfoGui Editor", "TASmod", Keyboard.KEY_F6, () -> {
+		Minecraft mc = Minecraft.getMinecraft();
+		if (mc.currentScreen == null) {
+			mc.displayGuiScreen(TASmodClient.hud);
+		}
+	}),
 	TEST1("Various Testing", "TASmod", Keyboard.KEY_F12, () -> {
 	}, VirtualKeybindings::isKeyDown),
 	TEST2("Various Testing2", "TASmod", Keyboard.KEY_F7, () -> {