Function to add product tables, along with 'update product' function

[peterStaggs]

Register Products/Update Products

Related Ticket(s)

N/A

Testing

[ x] There are new unit tests in this PR, and I verify that there is full coverage of all new code. [x ] I certify that all existing tests pass

Documentation

[ x] There is new documentation in this pull request that must be reviewed..

Steps to Test

Initially running the testProducts.py file will build the table with the first row of values. Comment out "test_can_register_product_to_database" after this initial table creation to test the 'update_products' function, and check the quantity of the row.

[ZacharyCline]

🚀 Nice work on that qty update pete!

[abbyfleming]

Nice! 🚀