When key priority is Hotkey over input, account for hotkeys that are not handled through the CheckHotkey() method

BizHawk.Client.EmuHawk/MainForm.Hotkey.cs

@@ -527,5 +527,22 @@ namespace BizHawk.Client.EmuHawk
 
 			return true;
 		}
+
+		// Determines if the value is a hotkey  that would be handled outside of the CheckHotkey method
+		private bool IsInternalHotkey(string trigger)
+		{
+			switch (trigger)
+			{
+				default:
+					return false;
+				case "Autohold":
+				case "Autofire":
+				case "Frame Advance":
+				case "Turbo":
+				case "Rewind":
+				case "Fast Forward":
+					return true;
+			}
+		}
 	}
 }

BizHawk.Client.EmuHawk/MainForm.cs

@@ -850,7 +850,12 @@ namespace BizHawk.Client.EmuHawk
 						if (!handled)
 						{
 							HotkeyCoalescer.Receive(ie);
-							conInput.Receive(ie);
+
+							// Check for hotkeys that may not be handled through Checkhotkey() method, reject controller input mapped to these
+							if (!triggers.Any(trigger => IsInternalHotkey(trigger)))
+							{
+								conInput.Receive(ie);
+							}
 						}
 
 						break;