fix: vita networking(#23)

VITA Networking is now working. but it can only connect to non LARGE_WORLDS.

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Co-authored-by: 552eden <552eden@gmail.com>
Reviewed-on: pieeebot/cafeberry#23
Co-authored-by: ubergamer-pie <16+ubergamer-pie@noreply.localhost>

Minecraft.Client/Common/Postbuilds/PSVita-postbuild.ps1

@@ -12,7 +12,8 @@ $directories = @(
     "PSVITA_GAME\Common\Media",
     "PSVITA_GAME\Common\res",
     "PSVITA_GAME\PSVita\Sound",
-    "PSVITA_GAME\PSVita\Tutorial"
+    "PSVITA_GAME\PSVita\Tutorial",
+	"PSVITA_GAME\savedata"
 )
 
 foreach ($dir in $directories) {