update version in doc:installation automatically

[swissiety]

closes #732

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (4a02db3) 64.05% compared to head (9516293) 63.95%.
Report is 10 commits behind head on develop.

❗ Current head 9516293 differs from pull request most recent head d6279ab. Consider uploading reports for the commit d6279ab to get more accurate results

Additional details and impacted files

@@              Coverage Diff              @@
##             develop     #735      +/-   ##
=============================================
- Coverage      64.05%   63.95%   -0.11%     
+ Complexity      3430     3422       -8     
=============================================
  Files            317      317              
  Lines          15385    15391       +6     
  Branches        2613     2609       -4     
=============================================
- Hits            9855     9843      -12     
- Misses          4622     4639      +17     
- Partials         908      909       +1     

see 4 files with indirect coverage changes

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[swissiety]

adds release versioning of the documentation and a preview:
https://soot-oss.github.io/SootUp/doc_keep_install_up2date/installation/
which is removed when the PR is closed

• check preview deletion on PR close

TODO after this PR:

• check on release if the default branch is successfully updated to the doc od the release

[github-actions]

You updated the documentation - Doc Preview.