patch: Add Continued MySQL Support

Expanded packages/backend-common with MySQL Tests
Updated packages/backend-tasks column types to conform to MySQL
Updated packages/backend-tasks database tests with MySQL
Updated packages/backend-tasks datetime column to work with MySQL
Updated packages/create-app with a production MySQL App Config template
Updated packages/e2e-test to allow for e2e testing with MySQL
Updated plugins/app-backend some text columns to string
Updated plugins/app-backend interval to work with MySQL
Updated plugins/bazaar-backend to run db tests against MySQL
Updated plugins/catalog-backend-module-incremental-ingestion to run
db tests against MySQL
Updated plugins/catalog-backend text columns to longtext to work
with MySQL like issue suggested
Updated plugins/code-coverage-backend text column to string
Updated plugins/linguist-backend text column to string
Updated plugins/tech-insights-backend text columns to string
Updated plugins/tech-insights-backend db tests to include MySQL

Added New E2E tests to run on pull requests to test against MySQL

Co-authored-by: Alex Rocha <alexr1@vmware.com>
Co-authored-by: David Alvarado <dalvarado@vmware.com>
Co-authored-by: Shwetha Gururaj <gururajsh@vmware.com>
Co-authored-by: Al <aberezovsky@vmware.com>
Co-authored-by: Gerg <gcobb@vmware.com>
Signed-off-by: Pete Levine A <lpete@vmware.com>
Signed-off-by: lpete@vmware.com <lpete@vmware.com>

packages/backend/package.json

@@ -87,6 +87,7 @@
     "express-prom-bundle": "^6.3.6",
     "express-promise-router": "^4.1.0",
     "luxon": "^3.0.0",
+    "mysql2": "^2.2.5",
     "pg": "^8.3.0",
     "pg-connection-string": "^2.3.0",
     "prom-client": "^14.0.1",