### 3.0.12

Fix a mistake in the introspection data in [bufferIterBackwardToContextClassToggle](https://hackage.haskell.org/package/gi-gtksource/docs/GI-GtkSource-Objects-Buffer.html#v:bufferIterBackwardToContextClassToggle) and [bufferIterForwardToContextClassToggle](https://hackage.haskell.org/package/gi-gtksource/docs/GI-GtkSource-Objects-Buffer.html#v:bufferIterForwardToContextClassToggle), fixes [#75](https://github.com/haskell-gi/haskell-gi/issues/75).