Removed dead repo link.

README.md

@@ -57,7 +57,6 @@ Languages:
  * [D language API bindings](https://github.com/DerelictOrg/DerelictBgfx)
  * [Go language API bindings](https://github.com/james4k/go-bgfx)
  * [Haskell language API bindings](https://github.com/haskell-game/bgfx)
- * [Java language API bindings](https://github.com/enleeten/twilight-bgfx)
  * [Lightweight Java Game Library 3 bindings](https://github.com/LWJGL/lwjgl3)
  * [Lua language API bindings](https://github.com/excessive/lua-bgfx)
  * [Nim language API bindings](https://github.com/Halsys/nim-bgfx)