fix: Update idnits service URL (ietf-tools#4330)

This change introduces a new configuration option: `IDNITS_SERVICE_URL`
to configure idnits service URL.

Author: kesara

ietf/settings.py

@@ -542,6 +542,7 @@ def skip_unreadable_post(record):
 IDTRACKER_BASE_URL = "https://datatracker.ietf.org"
 RFCDIFF_BASE_URL = "https://www.ietf.org/rfcdiff"
 IDNITS_BASE_URL = "https://author-tools.ietf.org/api/idnits"
+IDNITS_SERVICE_URL = "https://author-tools.ietf.org/idnits"
 
 # Content security policy configuration (django-csp)
 CSP_DEFAULT_SRC = ("'self'", "'unsafe-inline'", f"data: {IDTRACKER_BASE_URL} https://www.ietf.org/ https://analytics.ietf.org/ https://fonts.googleapis.com/")

ietf/templates/submit/tool_instructions.html

@@ -51,7 +51,7 @@ <h3 class="mt-4">Upload screen</h3>
     <p>
         Before you submit your I-D, it is recommended that you check it for nits
         using the
-        <a href="{{ settings.IDNITS_BASE_URL }}">idnits tool</a>.
+        <a href="{{ settings.IDNITS_SERVICE_URL }}">idnits tool</a>.
     </p>
     <table class="table table-sm table-striped">
         <tbody>
@@ -216,4 +216,4 @@ <h3 class="mt-4">
         </tbody>
     </table>
     {% include "submit/problem-reports-footer.html" %}
-{% endblock %}
+{% endblock %}

ietf/templates/submit/upload_submission.html

@@ -23,7 +23,7 @@
             <hr>
             Before you submit your I-D, it is recommended that you check it for nits
             using the
-            <a href="{{ settings.IDNITS_BASE_URL }}">idnits</a>
+            <a href="{{ settings.IDNITS_SERVICE_URL }}">idnits</a>
             tool, and fix them.
         </div>
         <form method="post" enctype="multipart/form-data" class="my-3">
@@ -80,4 +80,4 @@
             $("#other-formats").collapse('show')
         });
     </script>
-{% endblock %}
+{% endblock %}