Add Single Node CPU Bandwidth experiment to rajaperf experiment

[michaelmckinsey1]

Description

• From RAJAPerf Data Gen #1050
• Add Single Node CPU Bandwidth experiment to rajaperf experiment, that determines the correct problem size from the cache size (system information).

Adding/modifying a benchmark (docs: Adding a Benchmark)

• Update experiments/raja-perf

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 65.41%. Comparing base (deef0c0) to head (d86d530).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1133      +/-   ##
===========================================
+ Coverage    65.29%   65.41%   +0.12%     
===========================================
  Files           44       44              
  Lines         3247     3247              
  Branches       257      257              
===========================================
+ Hits          2120     2124       +4     
+ Misses        1120     1116       -4     
  Partials         7        7              

see 1 file with indirect coverage changes

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