feat: Only show IPR search form when not showing search results (#4793)

* feat: Only show IPR search form when not showing search results

Put it into a collapsible that is only expanded by default when not
showing search results.

Fixes #4569

* Don't use example target name

ietf/templates/ipr/search_form.html

@@ -3,12 +3,23 @@
 {% load origin %}
 {% origin %}
 <h1>IPR Search</h1>
+
+<div class="accordion" id="ipr-search-form">
+  <div class="accordion-item">
+    <h2 class="accordion-header" id="ipr-search-form-heading">
+      <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#ipr-search-collapse" aria-expanded="{{ request.GET|yesno:'false,true'}}" aria-controls="ipr-search-collapse">
+        IPR search criteria...
+      </button>
+    </h2>
+    <div id="ipr-search-collapse" class="accordion-collapse collapse{% if not request.GET %} show{% endif %}" aria-labelledby="ipr-search-form-heading" data-bs-parent="#ipr-search-form">
+      <div class="accordion-body">
+
         <form class="ipr-search">
             {% if user|has_role:"Secretariat" %}
-        <h2 class="mt-4">State Filter</h2>
+                <h2>State Filter</h2>
                 {% bootstrap_field form.state %}
             {% endif %}
-    <h2 class="mt-4">Document search</h2>
+            <h2>Document search</h2>
             <div class="mb-3">
                 {% bootstrap_label form.draft.label label_for=form.draft.id_for_label label_class="form-label" %}
                 <div class="input-group">
@@ -47,7 +58,7 @@
                     </button>
                 </div>
             </div>
-    <h2 class="mt-4">IPR search</h2>
+            <h2>IPR search</h2>
             <div class="mb-3">
                 {% bootstrap_label form.holder.label|cut:":" label_for=form.holder.id_for_label label_class="form-label" %}
                 <div class="input-group">
@@ -82,7 +93,13 @@
             </div>
             <input type="hidden" name="submit">
         </form>
-<p class="alert alert-info my-3">
+
+      </div>
+    </div>
+  </div>
+</div>
+
+<p class="alert alert-warning my-3">
     The material posted as IPR disclosures should be viewed as originating
     from the source of that information, and any issue or question related
     to the material should be directed to the source rather than the