Replace `wait for` docker call with our custom github action

[academo]

What this PR does / why we need it:

Alternative to https://github.com/grafana/plugin-tools/pull/1215

in this version we replace the docker call with a custom bash script

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Depends on https://github.com/grafana/plugin-actions/pull/39

This PR CI will fail until the previous PR is merged.

[github-actions[bot]]

Hello! 👋 This repository uses Auto for releasing packages using PR labels.

✨ This PR can be merged. It will not be considered when calculating future versions of the npm packages and will not appear in the changelogs.

[tolzhabayev]

https://github.com/grafana/plugin-tools/actions/runs/11342327498/job/31542524554?pr=1219#step:15:12

[tolzhabayev]

@academo go for merge?