Update the elastic-connectors docker namespace to integrations (elast…

…ic#194537)

## Summary

This PR updates the `elastic-connectors` docker namespace to
`integrations`

### For maintainers

- [ ] This was checked for breaking API changes and was [labeled
appropriately](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)

Co-authored-by: Elastic Machine <[email protected]>

x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/components/search_index/connector/constants.ts

@@ -39,6 +39,6 @@ export const getRunFromDockerSnippet = ({ version }: { version: string }) => `do
 -v "$HOME/elastic-connectors:/config" \\
 --tty \\
 --rm \\
-docker.elastic.co/enterprise-search/elastic-connectors:${version} \\
+docker.elastic.co/integrations/elastic-connectors:${version} \\
 /app/bin/elastic-ingest \\
 -c /config/config.yml`;