Bumped bytestring upper bound

Author: jchia

Diff for: sdl2.cabal

@@ -145,7 +145,7 @@ library
 
   build-depends:
     base >= 4.7 && < 5,
-    bytestring >= 0.10.4.0 && < 0.12,
+    bytestring >= 0.10.4.0 && < 0.13,
     exceptions >= 0.4 && < 0.11,
     StateVar >= 1.1.0.0 && < 1.3,
     text >= 1.1.0.0 && < 2.2,