fix: meta ci workflows

[h1dden-da3m0n]

Description

This PR aims to fix the new Plugin CI and the issues with version bumping a protected branch.

Changes

• removes the bump-version workflow
• fix the CodeQL trigger
• replace Dependabot with Renovate-Bot
• add Directory.Build.props to easily bump versions of the plugin via CI

Issues

• connected to jellyfin/jellyfin-meta-plugins#27