Adds contact tabs (#12460)

* adds contact tabs #11599

* fixed lint issues

* changes as per review

* changes as per review

* replaces generic object template with base template

netbox/templates/tenancy/object_contacts.html

@@ -0,0 +1,27 @@
+{% extends base_template %}
+{% load helpers %}
+
+{% block extra_controls %}
+    {% if perms.tenancy.add_contactassignment %}
+    <a href="{% url 'tenancy:contactassignment_add' %}?content_type={{ object|content_type_id }}&object_id={{ object.pk }}&return_url={{ object.get_absolute_url }}" class="btn btn-primary btn-sm">
+        <i class="mdi mdi-plus-thick" aria-hidden="true"></i> Add a contact
+    </a>
+  {% endif %}
+{% endblock %}
+
+{% block content %}
+    {% include 'inc/table_controls_htmx.html' with table_modal="ContactTable_config" %}
+    <form method="post">
+        {% csrf_token %}
+        <div class="card">
+            <div class="card-body" id="object_list">
+                {% include 'htmx/table.html' %}
+            </div>
+        </div>
+    </form>
+{% endblock content %}
+
+{% block modals %}
+    {{ block.super }}
+    {% table_config_form table %}
+{% endblock modals %}