Add admin rpc enable flag

[voidash]

Description

strataadmin rpc behind enable-rpc flag

Type of Change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature/Enhancement (non-breaking change which adds functionality or enhances an existing one)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] Documentation update
• [ ] Refactor

Checklist

• [x] I have performed a self-review of my code.
• [x] I have commented my code where necessary.
• [x] I have updated the documentation if needed.
• [x] My changes do not introduce new warnings.
• [x] I have added tests that prove my changes are effective or that my feature works.
• [x] New and existing tests pass with my changes.

Related Issues

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 57.38%. Comparing base (361aa5b) to head (c3c5919). Report is 1 commits behind head on release-0.1.

Files with missing lines	Patch %	Lines
bin/strata-client/src/main.rs	0.00%	6 Missing :warning:

@@               Coverage Diff               @@
##           release-0.1     #389      +/-   ##
===============================================
- Coverage        57.40%   57.38%   -0.02%     
===============================================
  Files              254      254              
  Lines            26940    26944       +4     
===============================================
- Hits             15466    15463       -3     
- Misses           11474    11481       +7     

Files with missing lines	Coverage Δ
bin/strata-client/src/args.rs	0.00% <ø> (ø)
bin/strata-client/src/main.rs	0.00% <0.00%> (ø)

... and 2 files with indirect coverage changes