Refactor mechanism to fix extension annotations

[aalves08]

We will need to refactor the current implementation of mechanism to fix extension annotations

yarn publish-pkgs -e -g

since the main usecase for extension developers is that the Helm chart is deployed on the gh-pages branch which doesn't have any package.json, therefore, no alias for the publish-pkgs yarn command/script.

Additionally, it was repackaging extension versions in Elemental that didn't have their Chart.yaml edited