Use docdeploy action

[devmotion]

Let's check if the new GithubActions release still causes slow downs.

[coveralls]

Pull Request Test Coverage Report for Build 5427348658

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 62.987%

---

Totals
Change from base Build 5421119041:	0.0%
Covered Lines:	97
Relevant Lines:	154

---

💛 - Coveralls

[codecov]

Codecov Report

Merging #39 (7d9b14e) into main (50eb8c4) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #39   +/-   ##
=======================================
  Coverage   62.98%   62.98%           
=======================================
  Files           6        6           
  Lines         154      154           
=======================================
  Hits           97       97           
  Misses         57       57           

[devmotion]

Hmm, there's still a noticeable slowdown (~2x running time compared with master) but it seems to be better than in the previous PR: https://github.com/devmotion/ReliabilityDiagrams.jl/actions/workflows/Docs.yml