Remove HTML from project mirroring translations

Replace usage of HTML in these translations with variables so that they
can be removed from the todolist and translated again.

Issue: https://gitlab.com/gitlab-org/gitlab/-/issues/228846

app/views/projects/mirrors/_instructions.html.haml

 .account-well.gl-mt-3.gl-mb-3
   %ul
     %li
-      = _('The repository must be accessible over <code>http://</code>,
-      <code>https://</code>, <code>ssh://</code> or <code>git://</code>.').html_safe
-    %li= _('When using the <code>http://</code> or <code>https://</code> protocols, please provide the exact URL to the repository. HTTP redirects will not be followed.').html_safe
-    %li= _('Include the username in the URL if required: <code>https://username@gitlab.company.com/group/project.git</code>.').html_safe
+      = html_escape(_('The repository must be accessible over %{code_open}http://%{code_close},
+      %{code_open}https://%{code_close}, %{code_open}ssh://%{code_close} or %{code_open}git://%{code_close}.')) % { code_open: '<code>'.html_safe, code_close: '</code>'.html_safe }
+    %li= html_escape(_('When using the %{code_open}http://%{code_close} or %{code_open}https://%{code_close} protocols, please provide the exact URL to the repository. HTTP redirects will not be followed.')) % { code_open: '<code>'.html_safe, code_close: '</code>'.html_safe }
+    %li= html_escape(_('Include the username in the URL if required: %{code_open}https://username@gitlab.company.com/group/project.git%{code_close}.')) % { code_open: '<code>'.html_safe, code_close: '</code>'.html_safe }
     %li
       - minutes = Gitlab.config.gitlab_shell.git_timeout / 60
       = _("The update action will time out after %{number_of_minutes} minutes. For big repositories, use a clone/push combination.") % { number_of_minutes: minutes }

ee/app/helpers/ee/mirror_helper.rb

@@ -41,7 +41,8 @@ module EE
       docs_link_url = help_page_path('topics/git/lfs/index')
       docs_link_start = '<a href="%{url}" target="_blank" rel="noopener noreferrer">'.html_safe % { url: docs_link_url }
 
-      _('Git LFS objects will be synced in pull mirrors if LFS is %{docs_link_start}enabled for the project%{docs_link_end}. They will <strong>not</strong> be synced in push mirrors.').html_safe % { docs_link_start: docs_link_start, docs_link_end: '</a>'.html_safe }
+      html_escape(_('Git LFS objects will be synced in pull mirrors if LFS is %{docs_link_start}enabled for the project%{docs_link_end}. They will %{strong_open}not%{strong_close} be synced in push mirrors.')) %
+        { docs_link_start: docs_link_start, docs_link_end: '</a>'.html_safe, strong_open: '<strong>'.html_safe, strong_close: '</strong>'.html_safe }
     end
   end
 end

locale/gitlab.pot

@@ -11191,7 +11191,7 @@ msgstr ""
 msgid "Git LFS is not enabled on this GitLab server, contact your admin."
 msgstr ""
 
-msgid "Git LFS objects will be synced in pull mirrors if LFS is %{docs_link_start}enabled for the project%{docs_link_end}. They will <strong>not</strong> be synced in push mirrors."
+msgid "Git LFS objects will be synced in pull mirrors if LFS is %{docs_link_start}enabled for the project%{docs_link_end}. They will %{strong_open}not%{strong_close} be synced in push mirrors."
 msgstr ""
 
 msgid "Git LFS status:"
@@ -12770,7 +12770,7 @@ msgstr ""
 msgid "Include merge request description"
 msgstr ""
 
-msgid "Include the username in the URL if required: <code>https://username@gitlab.company.com/group/project.git</code>."
+msgid "Include the username in the URL if required: %{code_open}https://username@gitlab.company.com/group/project.git%{code_close}."
 msgstr ""
 
 msgid "Includes LFS objects. It can be overridden per group, or per project. 0 for unlimited."
@@ -23915,7 +23915,7 @@ msgstr ""
 msgid "The repository must be accessible over %{code_open}http://%{code_close}, %{code_open}https://%{code_close} or %{code_open}git://%{code_close}."
 msgstr ""
 
-msgid "The repository must be accessible over <code>http://</code>, <code>https://</code>, <code>ssh://</code> or <code>git://</code>."
+msgid "The repository must be accessible over %{code_open}http://%{code_close}, %{code_open}https://%{code_close}, %{code_open}ssh://%{code_close} or %{code_open}git://%{code_close}."
 msgstr ""
 
 msgid "The review stage shows the time from creating the merge request to merging it. The data will automatically be added after you merge your first merge request."
@@ -26961,9 +26961,6 @@ msgstr[1] ""
 msgid "When using the %{code_open}http://%{code_close} or %{code_open}https://%{code_close} protocols, please provide the exact URL to the repository. HTTP redirects will not be followed."
 msgstr ""
 
-msgid "When using the <code>http://</code> or <code>https://</code> protocols, please provide the exact URL to the repository. HTTP redirects will not be followed."
-msgstr ""
-
 msgid "When:"
 msgstr ""