docs: add respect command docs

[adamaltman]

What/Why/How?

Add the command docs for respect and generate-arazzo (pending feature merge).

Reference

Testing

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Check yourself

• Code changed? - Tested with redoc/reference-docs/workflows (internal)
• All new/updated code is covered with tests
• New package installed? - Tested in different environments (browser/node)

Security

• Security impact of change has been considered
• Code follows company security practices and guidelines

[changeset-bot]

⚠️ No Changeset found

Latest commit: 4ad4e8e

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[github-actions]

Command	Mean [s]	Min [s]	Max [s]	Relative
redocly lint packages/core/src/benchmark/benches/rebilly.yaml	1.056 ± 0.016	1.039	1.082	1.00
redocly-next lint packages/core/src/benchmark/benches/rebilly.yaml	1.071 ± 0.019	1.029	1.092	1.01 ± 0.02

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟡	Statements	78.18%	5167/6609
🟡	Branches	66.91%	2083/3113
🟡	Functions	72.98%	851/1166
🟡	Lines	78.4%	4875/6218

Test suite run success

859 tests passing in 124 suites.

Report generated by 🧪jest coverage report action from 4ad4e8e

[1AnnaWi]

Please see my comments.