GameSettings: Add some required settings for Petz games.

Data/Sys/GameSettings/R8V.ini

@@ -0,0 +1,5 @@
+# R8VE41, R8VP41 - Petz Rescue: Wildlife Vet
+
+[Video_Settings]
+# Avoids corrupted text in the on-screen keyboard.
+SafeTextureCacheColorSamples = 0

Data/Sys/GameSettings/RC3.ini

@@ -0,0 +1,5 @@
+# RC3J41, RC3E41, RC3P41, RC3X41 - Petz: Catz 2
+
+[Video_Hacks]
+# Avoids erroneous lines in the top-left region of the screen while in game, but causes a choppy skybox animation.
+VertexRounding = True

Data/Sys/GameSettings/RDO.ini

@@ -0,0 +1,5 @@
+# RDOJ41, RDOP41, RDOX41, RDOE41 - Petz: Dogz 2
+
+[Video_Hacks]
+# Avoids erroneous lines in the top-left region of the screen while in game, but causes a choppy skybox animation.
+VertexRounding = True

Data/Sys/GameSettings/RG8.ini

@@ -2,3 +2,7 @@
 
 [Video_Settings]
 SuggestedAspectRatio = 2
+
+[Video_Hacks]
+# Required to select and pet the dogz.
+EFBAccessEnable = True