Several user-facing docs, tooltips, and tutorial code samples used
non-canonical spellings of product names. This normalizes them to
the form each project uses for its own brand.
- Enclose the spam saved reply in a code block in `saved-issue-replies.md`
- Correct spelling and punctuation in `saved-issue-replies.md` and `spam.md`
* Move from `docs/` to `contributing-docs/`
* Updated file names to better communicate their content
* Consolidated content into fewer docs
* Updated and/or deleted obsolete info
PR Close#56141
Kam