Add externalized strings for geo nodes empty state

ee/app/views/admin/geo/nodes/index.html.haml

@@ -7,7 +7,7 @@
 %hr.page-title-separator
 
 .bs-callout.clearfix
-  = s_('GeoNodes|With %{geo} you can install a special read-only and replicated instance anywhere. Before you add nodes, follow the %{instructions} in the excact order they appear.').html_safe % { geo: link_to('GitLab Geo', help_page_path('administration/geo/replication/index.md'), target: '_blank'), instructions: link_to('setup instructions', help_page_path('administration/geo/replication/index.md', anchor: 'setup-instructions'), target: '_blank') }
+  = s_('GeoNodes|With %{geo} you can install a special read-only and replicated instance anywhere. Before you add nodes, follow the %{instructions} in the exact order they appear.').html_safe % { geo: link_to('GitLab Geo', help_page_path('administration/geo/replication/index.md'), target: '_blank'), instructions: link_to('setup instructions', help_page_path('administration/geo/replication/index.md', anchor: 'setup-instructions'), target: '_blank') }
 
 - unless Gitlab::Database.pg_stat_wal_receiver_supported?
   = content_for :flash_message do

locale/gitlab.pot

@@ -3018,7 +3018,7 @@ msgstr ""
 msgid "Discard review"
 msgstr ""
 
-msgid "Discover GitLab Geo."
+msgid "Discover GitLab Geo"
 msgstr ""
 
 msgid "Discover projects, groups and snippets. Share your projects with others"
@@ -3984,6 +3984,9 @@ msgstr ""
 msgid "GeoNodes|Wikis verified with their counterparts on the Primary node"
 msgstr ""
 
+msgid "GeoNodes|With %{geo} you can install a special read-only and replicated instance anywhere. Before you add nodes, follow the %{instructions} in the exact order they appear."
+msgstr ""
+
 msgid "GeoNodes|You have configured Geo nodes using an insecure HTTP connection. We recommend the use of HTTPS."
 msgstr ""