Admin settings: Migrate settings blocks of general settings

app/components/layouts/settings_block_component.haml

app/components/layouts/settings_block_component.rb

app/views/admin/application_settings/_diagramsnet.html.haml

app/views/admin/application_settings/_eks.html.haml

...iews/admin/application_settings/_error_tracking.html.haml

...n_settings/_external_authorization_service_form.html.haml

app/views/admin/application_settings/_floc.html.haml

app/views/admin/application_settings/_gitpod.html.haml

app/views/admin/application_settings/_jira_connect.html.haml

app/views/admin/application_settings/_kroki.html.haml

app/views/admin/application_settings/_mailgun.html.haml

app/views/admin/application_settings/_plantuml.html.haml

app/views/admin/application_settings/_security_txt.html.haml

...application_settings/_silent_mode_settings_form.html.haml

app/views/admin/application_settings/_slack.html.haml

app/views/admin/application_settings/_snowplow.html.haml

app/views/admin/application_settings/_sourcegraph.html.haml

.../admin/application_settings/_third_party_offers.html.haml

app/views/admin/application_settings/general.html.haml

...p/views/admin/application_settings/_add_license.html.haml