Merge branch 'georgekoltsov/add-instance-integrations-table-' into 'master'

Create Instance Integrations table

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/164503



Merged-by: Krasimir Angelov <kangelov@gitlab.com>
Approved-by: Ravi Kumar <rkumar@gitlab.com>
Approved-by: Krasimir Angelov <kangelov@gitlab.com>
Reviewed-by: Luke Duncalfe <lduncalfe@gitlab.com>
Reviewed-by: Krasimir Angelov <kangelov@gitlab.com>
Reviewed-by: Abdul Wadood <awadood@gitlab.com>
Co-authored-by: George Koltsov <gkoltsov@gitlab.com>