fix: add branches and tags to argilla-server.yml GitHub workflow

[jfcalvo]

Description

I have added a tags and branches section to the Argilla server GitHub workflow so docker images are generated when a push is done to main and develop branches or a new tag is pushed to the repo.

Type of change

(Please delete options that are not relevant. Remember to title the PR according to the type of change)

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Refactor (change restructuring the codebase without changing functionality)
• Improvement (change adding some improvement to an existing functionality)
• Documentation update

How Has This Been Tested

(Please describe the tests that you ran to verify your changes. And ideally, reference tests)

• Docker images should be uploaded to Docker Hub for main and develop branches.

Checklist

• I added relevant documentation
• follows the style guidelines of this project
• I did a self-review of my code
• I made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• I filled out the contributor form (see text above)
• I have added relevant notes to the CHANGELOG.md file (See https://keepachangelog.com/)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.94%. Comparing base (6630d7b) to head (74a46ba).
Report is 792 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #4854      +/-   ##
===========================================
+ Coverage    90.13%   90.94%   +0.80%     
===========================================
  Files          233      205      -28     
  Lines        12493    10082    -2411     
===========================================
- Hits         11261     9169    -2092     
+ Misses        1232      913     -319     

Flag	Coverage Δ
argilla-server	90.94% <100.00%> (?)
pytest	?

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