Docker publish workflow: Install optional pip dependencies

* Dependencies taken from `pyproject.toml`
	* As of now, following are added:
	    * bcrypt
	    * argon2
	    * ldap

.github/workflows/docker-publish.yml

@@ -52,6 +52,7 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: .
+          build-args: DEPENDENCIES=bcrypt,argon2,ldap
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}