mta - Removed usages and references of @backstage/backend-common

[awanlin]

Hey, I just made a Pull Request!

Removed usages and references of @backstage/backend-common

✔️ Checklist

• A changeset describing the change and affected packages. (more info)
• Added or updated documentation
• Tests for new functionality and regression tests for bug fixes
• Screenshots attached (for UI changes)
• All your commits have a Signed-off-by line in the message. (more info)

[backstage-goalie]

Changed Packages

Package Name	Package Path	Changeset Bump	Current Version
backend	workspaces/mta/packages/backend	none	v0.0.1
@backstage-community/backstage-plugin-catalog-backend-module-mta-entity-provider	workspaces/mta/plugins/catalog-backend-module-mta-entity-provider	patch	v0.1.2
@backstage-community/backstage-plugin-mta-backend	workspaces/mta/plugins/mta-backend	patch	v0.2.1
@backstage-community/backstage-plugin-scaffolder-backend-module-mta	workspaces/mta/plugins/scaffolder-backend-module-mta	patch	v0.2.1

[awanlin]

Hi @ibolton336, can you give this a look over? Had to make more changes than expected and would like your feedback, please.

[ibolton336]

LGTM - tested and deployed
https://backstage-developer-hub-local-backstage.mycluster-wdc06-b3c-4x16-3626522b15eedb880d7b99992e225c1b-0000.us-east.containers.appdomain.cloud/catalog/default/component/evan-more-examples/mta

[awanlin]

Reason for closing outlined here: #1176 (comment)