Update exceptions dependency

`tagged-transformer` isn't compatible with `exceptions-0.1.1`:

```
[1 of 1] Compiling Data.Functor.Trans.Tagged ( src/Data/Functor/Trans/Tagged.hs, dist/build/Data/Functor/Trans/Tagged.o )

src/Data/Functor/Trans/Tagged.hs:231:3:
    `uninterruptibleMask' is not a (visible) method of class `MonadCatch'

src/Data/Functor/Trans/Tagged.hs:231:33:
    Not in scope: `uninterruptibleMask'

src/Data/Functor/Trans/Tagged.hs:233:14:
    `uninterruptibleMask' is not a (visible) method of class `MonadCatch'
```