talkatu/talkatu

fix doc warnings

14 months ago, Markus Fischer
1ac936b66935
fix doc warnings

Probably missed during review of r/2224

Testing Done:
Built talkatu and got no warnings anymore.

Reviewed at https://reviews.imfreedom.org/r/2285/
# h1
## h2
### h3
#### h4
##### h5
###### h6
plain *emphasis* _emphasis_ ~~**strong**~~ __strong__ `code` plain
[Test link](https://pidgin.im)
`code`
```
code?
```