Add cheat for easy pause buffering (#1439)

* Add cheat for easy pause buffering

* Add pause input buffering

* Fix pause input buffering

* Changes from feedback

* Convert frame to bool

* Handle when pad is nullptr

* Add newline

* Split input buffering into it's own CVAR

* Split SetShouldBlockGameInput up into to methods

soh/src/code/padmgr.c

@@ -288,6 +288,11 @@ void PadMgr_ProcessInputs(PadMgr* padMgr) {
     }
 
     OTRControllerCallback(&controllerCallback);
+    if (CVar_GetS32("gPauseBufferBlockInputFrame", 0)) {
+        Controller_BlockGameInput();
+    } else {
+        Controller_UnblockGameInput();
+    }
 
     PadMgr_UnlockPadData(padMgr);
 }