Add the callerEnvironement as Scope in default parameter computation

[jbdoderlein]

This PR add the caller environment as Scope when computing default keyword parameters.

This caused issues in the debugger, because the default parameter are computed on access and the stack size of the evaluator could be inferior during the computation of the default compared to the current evaluator state.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 47%. Comparing base (5d3f0ec) to head (a650822).
⚠️ Report is 14 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##              main   #2552   +/-   ##
=======================================
  Coverage       47%     47%           
+ Complexity    6709    6708    -1     
=======================================
  Files          792     792           
  Lines        65346   65346           
  Branches      9784    9784           
=======================================
+ Hits         30937   30942    +5     
+ Misses       31990   31983    -7     
- Partials      2419    2421    +2     

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