PLM Features Rename manufacturers table

A "manufacturers" table already exists for storing "brands" (used for sales reporting IIUC) and must be renamed in order to create a true manufacturers table.

Also see:

• (issue) Use "brand" in place of "manufacturer" https://github.com/timschofield/webERP/issues/678
• (discussion) What is purpose of Manufacturers and Brand Management? https://github.com/timschofield/webERP/discussions/668

1. Change name table to "brands" and update column names and indexes.

2. Change script name from "Manufacturers.php" to "Brands.php"

% git mv Manufacturers.php Brands.php

3. Update code table and column references

To update code references

• search for each of the old column names
• replace the old column name with with the new name
• find and replace the old table name for the commit with the new table name

Also no foreign key constraints or internal relationships exist.

3.1. manufacturers_id

3.2. manufacturers_name

3.3 manufacturers_url

3.4. manufacturers_image