refactor: reduce overhead in foundation-ur and urtypes integration

[tadeubas]

What is this PR for?

• Refactored imports to target only the required modules
• Removed duplicated UR object creation in qr.py
• Fixed test logic in test_qr.py (no change in test outcomes)

Changes made to:

• Code
• Tests
• Docs
• CHANGELOG

Did you build the code and tested on device?

• Yes, build and tested on

What is the purpose of this pull request?

• Bug fix
• New feature
• Docs update
• Other

[codecov]

Codecov Report

❌ Patch coverage is 96.42857% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 97.31%. Comparing base (5ae4ff5) to head (eab0c94).

Files with missing lines	Patch %	Lines
src/krux/pages/datum_tool.py	94.73%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #825   +/-   ##
========================================
  Coverage    97.31%   97.31%           
========================================
  Files           83       83           
  Lines        10568    10573    +5     
========================================
+ Hits         10284    10289    +5     
  Misses         284      284           

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