doc: fix some links
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
documentation is changed or added -
commit message follows commit guidelines
- Add missing reference ids.
- Un-link impossible wildcard link.
- Hardcode a link that baffles our new doc toolchain (
[][]
part is parsed as an empty link now instead of two-dimensional array sign).