chore(docs): Update testing pages (#3733)

- Update the dapp tutorial testing page to not reference the npm setup
- Update the testing tutorials page to mention the debug options on
waiting for a transaction

closes #2913 

# Checklist:
Remove the checklist to signal you've completed it. Enable auto-merge if
the PR is ready to merge.
- [ ] If the pull request requires a cryptography review (e.g.
cryptographic algorithm implementations) I have added the 'crypto' tag.
- [ ] I have reviewed my diff in github, line by line and removed
unexpected formatting changes, testing logs, or commented-out code.
- [ ] Every change is related to the PR description.
- [ ] I have
[linked](https://docs.github.com/en/issues/tracking-your-work-with-issues/linking-a-pull-request-to-an-issue)
this pull request to relevant issues (if any exist).

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Co-authored-by: Cat McGee <helloworld@mcgee.cat>
Co-authored-by: Jan Beneš <janbenes1234@gmail.com>

Author: 3 people