WIP: add collections as an intersphinx link (#70826)

* adds collections as a ref for intersphinx

* no need for intersphinx

Co-authored-by: Alicia Cozine <acozine@users.noreply.github.com>

docs/docsite/rst/conf.py

@@ -280,10 +280,6 @@ autoclass_content = 'both'
 intersphinx_mapping = {'python': ('https://docs.python.org/2/', (None, '../python2.inv')),
                        'python3': ('https://docs.python.org/3/', (None, '../python3.inv')),
                        'jinja2': ('http://jinja.palletsprojects.com/', (None, '../jinja2.inv')),
-                       'collections': ('https://docs.ansible.com/collections/',
-                                       (None, '../collections.inv',
-                                        'http://docs.testing.ansible.com/collections/objects.inv',
-                                        '../_collections_build/html/objects.inv')),
                        'ansible_2_9': ('https://docs.ansible.com/ansible/2.9/', (None, '../ansible_2_9.inv')),
                        'ansible_2_8': ('https://docs.ansible.com/ansible/2.8/', (None, '../ansible_2_8.inv')),
                        'ansible_2_7': ('https://docs.ansible.com/ansible/2.7/', (None, '../ansible_2_7.inv')),