images info for release notes

[vivus-ignis]

What this PR does / why we need it:
Splitting #179 into smaller parts

Which issue(s) this PR fixes:
gardenlinux/gardenlinux#3054

[codecov]

Codecov Report

❌ Patch coverage is 88.42105% with 33 lines in your changes missing coverage. Please review.
✅ Project coverage is 92.37%. Comparing base (1199aab) to head (880f538).

Files with missing lines	Patch %	Lines
...thub/release_notes/deployment_platform/__init__.py	71.62%	21 Missing ⚠️
src/gardenlinux/github/release_notes/sections.py	90.35%	11 Missing ⚠️
.../github/release_notes/deployment_platform/azure.py	95.23%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #217      +/-   ##
==========================================
+ Coverage   87.62%   92.37%   +4.74%     
==========================================
  Files          33       40       +7     
  Lines        1543     1822     +279     
==========================================
+ Hits         1352     1683     +331     
+ Misses        191      139      -52     

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