Bump version to hslua 1.3.0
The change to the export list of module Raw.Auxiliary requires a major
version bump.
cabal-version: 2.2
name: hslua
-version: 1.2.1
+version: 1.3.0
synopsis: Bindings to Lua, an embeddable scripting language
description: HsLua provides bindings, wrappers, types, and helper
functions to bridge Haskell and <https://www.lua.org/ Lua>.
