Fix latex tasks

[timmens]

In this PR we fix the latex tasks. We further drop the inner documentation for now, since it is outdated (see #103).

[codecov]

Codecov Report

Merging #104 (cee5dfa) into new-structure (46e6a36) will increase coverage by 25.88%.
The diff coverage is n/a.

@@                 Coverage Diff                 @@
##           new-structure      #104       +/-   ##
===================================================
+ Coverage          74.11%   100.00%   +25.88%     
===================================================
  Files                  3         1        -2     
  Lines                 85        57       -28     
===================================================
- Hits                  63        57        -6     
+ Misses                22         0       -22     

Flag	Coverage Δ
end_to_end	100.00% <ø> (+25.88%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...slug}}/src/{{cookiecutter.project_slug}}/config.py

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 31f7006...cee5dfa. Read the comment docs.