Update Gulf of Mexico refs to Gulf of America

[MathewBiddle]

I see 4 references to Gulf of Mexico https://ioos.github.io/ioos_code_lab/search.html?q=of+mexico.

notebook	existing text	updated text
https://ioos.github.io/ioos_code_lab/content/code_gallery/data_access_notebooks/2017-09-09-hurricane_irma.html	Below we have a station in Naples, FL along the Gulf of Mexico.	Below we have a station in Naples, FL along the Gulf Coast.
https://ioos.github.io/ioos_code_lab/content/code_gallery/data_access_notebooks/2017-11-30-rerddap.html	Gulf of Mexico Coastal Ocean Observing System (GCOOS)	Gulf of America Coastal Ocean Observing System (GCOOS)
https://ioos.github.io/ioos_code_lab/content/code_gallery/data_access_notebooks/2022-11-23_pyobis_example.html	There is a reference in the 4th response cell.	Can we simplify and remove the response table?

https://ioos.github.io/ioos_code_lab/content/code_gallery/data_access_notebooks/2017-06-12-NCEI_RA_archive_history.html -> This is tricky because we are using that text string to search NCEI. I don't know if NCEI has/will update their records to reflect this change. We can test and see what happens.