Process pack requirements for a context only once (#1392)

[grasci-arm]

Fixes problem of duplicated pack references when reporting packs over RPC

[github-actions]

Test Results

    3 files     21 suites   14m 8s ⏱️
  439 tests   439 ✅ 0 💤 0 ❌
1 317 runs  1 317 ✅ 0 💤 0 ❌

Results for commit 2f159df.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 64.78%. Comparing base (8e2fcab) to head (2f159df).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2329   +/-   ##
=======================================
  Coverage   64.77%   64.78%           
=======================================
  Files         173      173           
  Lines       29164    29166    +2     
  Branches    17926    17927    +1     
=======================================
+ Hits        18892    18894    +2     
  Misses       7559     7559           
  Partials     2713     2713           

Flag	Coverage Δ
projmgr-cov	87.26% <100.00%> (+<0.01%)	⬆️

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Files with missing lines	Coverage Δ
tools/projmgr/src/ProjMgrWorker.cpp	88.06% <100.00%> (+<0.01%)	⬆️

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