update python version for readthedocs build

.readthedocs.yaml

@@ -11,7 +11,8 @@ sphinx:
 python:
   # Install our python package before building the docs
   install:
-    - method: poetry
+    - method: pip
       path: .
       extra_requirements:
-        - docs
+        - docs
+        - myst-parser

docs/source/conf.py

@@ -2,34 +2,34 @@
 
 # -- Project information
 
-project = 'wagtail-tenants'
-copyright = '2021, Boris Brünen'
-author = 'Boris Brünen'
+project = "wagtail-tenants"
+copyright = "2023, Boris Brünen"
+author = "Boris Brünen"
 
-release = '0.1'
-version = '0.1.2'
+release = "0.1"
+version = "0.1.2"
 
 # -- General configuration
 
 extensions = [
-    'sphinx.ext.duration',
-    'sphinx.ext.doctest',
-    'sphinx.ext.autodoc',
-    'sphinx.ext.autosummary',
-    'sphinx.ext.intersphinx',
-    'myst_parser'
+    "sphinx.ext.duration",
+    "sphinx.ext.doctest",
+    "sphinx.ext.autodoc",
+    "sphinx.ext.autosummary",
+    "sphinx.ext.intersphinx",
+    "myst_parser",
 ]
 intersphinx_mapping = {
-    'python': ('https://docs.python.org/3/', None),
-    'sphinx': ('https://www.sphinx-doc.org/en/master/', None),
+    "python": ("https://docs.python.org/3/", None),
+    "sphinx": ("https://www.sphinx-doc.org/en/master/", None),
 }
-intersphinx_disabled_domains = ['std']
+intersphinx_disabled_domains = ["std"]
 
-templates_path = ['_templates']
+templates_path = ["_templates"]
 
 # -- Options for HTML output
 
-html_theme = 'sphinx_rtd_theme'
+html_theme = "sphinx_rtd_theme"
 
 # -- Options for EPUB output
-epub_show_urls = 'footnote'
+epub_show_urls = "footnote"