feat: syntax highlighting for turtle output

[Markus92]

This PR implements highlighting for the turtle output. Will still need to add proper testing for this and for some scenarios (e.g. module missing, weird terminal, etc.).

[codecov]

Codecov Report

❌ Patch coverage is 28.57143% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 84.15%. Comparing base (8f8e49f) to head (1676fef).
⚠️ Report is 143 commits behind head on main.

Files with missing lines	Patch %	Lines
src/img2catalog/cli_app.py	28.57%	8 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #32      +/-   ##
==========================================
- Coverage   85.97%   84.15%   -1.83%     
==========================================
  Files           7        7              
  Lines         435      448      +13     
  Branches       88       90       +2     
==========================================
+ Hits          374      377       +3     
- Misses         53       61       +8     
- Partials        8       10       +2     

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[Markus92]

Depends on pygments/pygments#2758

[sonarqubecloud]

Quality Gate passed

Issues
1 New issue
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud