Update conf.py to modern RTD requirements

Author: catanzaromj

docs/conf.py

@@ -32,3 +32,13 @@
 autodoc_default_options = {"members": False, "maxdepth": 1}
 
 autodoc_member_order = "groupwise"
+
+
+# Set canonical URL from the Read the Docs Domain
+html_baseurl = os.environ.get("READTHEDOCS_CANONICAL_URL", "")
+
+# Tell Jinja2 templates the build is running on Read the Docs
+if os.environ.get("READTHEDOCS", "") == "True":
+    if "html_context" not in globals():
+        html_context = {}
+    html_context["READTHEDOCS"] = True