[cbuild-run] Emit blank-val and fill-val with 64bit width (#1420)

[grasci-arm]

Address #2367
Complementary to #2368

[github-actions]

Test Results

    3 files     21 suites   15m 39s ⏱️
  449 tests   449 ✅ 0 💤 0 ❌
1 347 runs  1 347 ✅ 0 💤 0 ❌

Results for commit 0815e23.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 64.51%. Comparing base (2a5200a) to head (0815e23).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2369   +/-   ##
=======================================
  Coverage   64.51%   64.51%           
=======================================
  Files         145      145           
  Lines       26075    26075           
  Branches    15726    15726           
=======================================
  Hits        16823    16823           
  Misses       7091     7091           
  Partials     2161     2161           

Flag	Coverage Δ
projmgr-cov	87.36% <100.00%> (ø)

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Files with missing lines	Coverage Δ
tools/projmgr/src/ProjMgrCbuildRun.cpp	94.93% <100.00%> (ø)

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