MNT: Replace master with main

README.rst

@@ -20,9 +20,9 @@ or if you have `tox <https://tox.readthedocs.io/en/latest/>`_ installed::
 
     tox -e test
 
-.. |Azure Status| image:: https://dev.azure.com/astropy-project/sphinx-automodapi/_apis/build/status/astropy.sphinx-automodapi?branchName=master
-   :target: https://dev.azure.com/astropy-project/sphinx-automodapi/_build/latest?definitionId=2&branchName=master
-.. |Coverage Status| image:: https://codecov.io/gh/astropy/sphinx-automodapi/branch/master/graph/badge.svg
+.. |Azure Status| image:: https://dev.azure.com/astropy-project/sphinx-automodapi/_apis/build/status/astropy.sphinx-automodapi?branchName=main
+   :target: https://dev.azure.com/astropy-project/sphinx-automodapi/_build/latest?definitionId=2&branchName=main
+.. |Coverage Status| image:: https://codecov.io/gh/astropy/sphinx-automodapi/branch/main/graph/badge.svg
   :target: https://codecov.io/gh/astropy/sphinx-automodapi
 .. |PyPI| image:: https://img.shields.io/pypi/v/sphinx-automodapi.svg
    :target: https://pypi.python.org/pypi/sphinx-automodapi

azure-pipelines.yml

@@ -3,7 +3,7 @@ schedules:
   displayName: 'Monthly cron'
   branches:
     include:
-    - master
+    - main
   always: 'true'
 
 resources:

docs/conf.py

@@ -15,7 +15,7 @@
 # You can specify multiple suffix as a list of string:
 source_suffix = '.rst'
 
-# The master toctree document.
+# The main toctree document.
 master_doc = 'index'
 
 # General information about the project.