build(deps): bump third-party/doxyconfig from 1188ef2 to 7607aa9

Bumps [third-party/doxyconfig](https://github.com/LizardByte/doxyconfig) from `1188ef2` to `7607aa9`.
- [Commits](LizardByte/doxyconfig@1188ef2...7607aa9)

---
updated-dependencies:
- dependency-name: third-party/doxyconfig
  dependency-version: 7607aa992ca0770e06b735b8dfc15e36dc45649d
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]