Update MRC to use CCCL instead of libcudacxx

[cwharris]

Description

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

[codecov]

Codecov Report

Merging #444 (8621111) into branch-24.03 (33b2ef4) will increase coverage by 0.02%.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##           branch-24.03     #444      +/-   ##
================================================
+ Coverage         74.00%   74.03%   +0.02%     
================================================
  Files               394      394              
  Lines             13955    13955              
  Branches           1053     1053              
================================================
+ Hits              10328    10332       +4     
+ Misses             3627     3623       -4     

Flag	Coverage Δ
cpp	70.51% <ø> (+0.03%)	⬆️
py	42.61% <ø> (-0.01%)	⬇️

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see 3 files with indirect coverage changes

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[cwharris]

/merge