[Documentation] Load Testing on DevNets and TestNets

[okdas]

Summary

Documents Load Testing on DevNet (and some TestNet?)

Issue

• 136

• 529

Type of change

Select one or more:

• [ ] New feature, functionality or library
• [ ] Bug fix
• [ ] Code health or cleanup
• [x] Documentation
• [ ] Other (specify)

Testing

Documentation changes (only if making doc changes)

• [x] make docusaurus_start; only needed if you make doc changes

Local Testing (only if making code changes)

• [ ] Unit Tests: make go_develop_and_test
• [ ] LocalNet E2E Tests: make test_e2e
• See quickstart guide for instructions

PR Testing (only if making code changes)

• [ ] DevNet E2E Tests: Add the devnet-test-e2e label to the PR.
  • THIS IS VERY EXPENSIVE, so only do it after all the reviews are complete.
  • Optionally run make trigger_ci if you want to re-trigger tests without any code changes
  • If tests fail, try re-running failed tests only using the GitHub UI as shown here

Sanity Checklist

• [ ] I have tested my changes using the available tooling
• [ ] I have commented my code
• [ ] I have performed a self-review of my own code; both comments & source code
• [ ] I create and reference any new tickets, if applicable
• [ ] I have left TODOs throughout the codebase, if applicable

[okdas]

Hey @red-0ne - here are some updated load test documentation pages. Would you mind taking a look? Thank you!

[okdas]

@red-0ne actually had a chat with @bryanchriswhite - he'll take a look at this PR. You've got so many other PRs to review at this point! :)