feat: Support other content-types in REST streams

[edgarrmondragon]

Updated docs:

• RESTStream.payload_as_json
• RESTStream.rest_method
• RESTStream.http_method

Related:

• Closes feat: Support other content-types for HTTP streams #2761

---

📚 Documentation preview 📚: https://meltano-sdk--2762.org.readthedocs.build/en/2762/

[codspeed-hq]

CodSpeed Performance Report

Merging #2762 will not alter performance

_{Comparing 2761-feat-support-other-content-types-for-http-streams (9065247) with main (72c9a19)}

Summary

✅ 6 untouched benchmarks

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.80%. Comparing base (72c9a19) to head (9065247).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2762      +/-   ##
==========================================
+ Coverage   90.74%   90.80%   +0.05%     
==========================================
  Files          62       62              
  Lines        5102     5122      +20     
  Branches      659      660       +1     
==========================================
+ Hits         4630     4651      +21     
  Misses        330      330              
+ Partials      142      141       -1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.