src/Nxt/Graphics.hs: fix against opengl-2.9

> src/Nxt/Graphics.hs:91:5:
>     No instance for (TwoDimensionalTextureTarget (Maybe a0))
>       arising from a use of `texImage2D'

Reported by kini.

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Raincat.cabal: drop unused packages

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Raincat.cabal: tag release 1.1.1.3

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>