Create updated tests for APG design pattern example: Toggle Button (#408

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* Add references.csv

* Add timestamped example directory and update references.csv

* Add commands.csv

* Add tests.csv

* Update some setup script names in tests.csv

* Add setup scripts

* Example: remove unneeded CSS/JS references

* Example: update page title and main heading text

* Example: remove 'Related Links' nav and similar example links, as well as 'Accessibility Features', 'Keyboard Support', 'Role, Property, State, and Tabindex Attributes' and source code sections and footer nav

* Example: update pattern href

* Example: hide command button which isn't being tested in this plan

Note: the button has and preceding text has been hidden via `display: none` and `tabindex='-1'`, because removing it causes errors in the JavaScript for the example.

* Example: add links before and after the toggle button for use in setup scripts

* Generate test and review files automatically

* Change backslashes to forward slashes in references.csv

* Generate test and review files automatically

* Regenerated test/review files

* Generate test and review files automatically

* Fix typos in commands.csv

* Generate test and review files automatically

* Change INST_TAB INST_UP to INS_Tab INS_UP commands in test 13

* Generate test and review files automatically

* Generate test and review files automatically

Co-authored-by: James Scholes <[email protected]>
Co-authored-by: jscholes <[email protected]>
Co-authored-by: IsaDC <[email protected]>
Co-authored-by: Howard Edwards <[email protected]>
Co-authored-by: howard-e <[email protected]>