add breadcrumb and page title for sub pages on admin settings

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "CI/CD"
+- page_title "CI/CD"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Geo"
+- page_title "Geo"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Integrations"
+- page_title "Integrations"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Metrics and profiling"
+- page_title "Metrics and profiling"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Network"
+- page_title "Network"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Preferences"
+- page_title "Preferences"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Reporting"
+- page_title "Reporting"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Repository"
+- page_title "Repository"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?

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

-- breadcrumb_title "Settings"
-- page_title "Settings"
+- breadcrumb_title "Templates"
+- page_title "Templates"
 - @content_class = "limit-container-width" unless fluid_layout
 - expanded = Rails.env.test?