Merge pull request #14166 from jordan-woyak/immediate-xfb-limit

VideoCommon: Add setting to limit immediate swaps to one per VI.

Data/Sys/GameSettings/GR2.ini

@@ -0,0 +1,5 @@
+# GR2P52, GR2JCQ, GR2E52 - Lost Kingdoms II
+
+[Video_Hacks]
+# Avoids consistent extraneous swaps that cause terrible pacing.
+CapImmediateXFB = True

Data/Sys/GameSettings/SX4.ini

@@ -10,4 +10,5 @@
 # Add action replay cheats here.
 
 [Video_Hacks]
-ImmediateXFBEnable = False
+# Makes the uncapped "Reading Disc" screen not unbearably slow.
+CapImmediateXFB = True