Update readthedocs.yml (#2014)

* Update readthedocs.yml

make readthedocs config compatible with latest requirements

readthedocs.yml

@@ -1,9 +1,24 @@
+# Read the Docs configuration file for Sphinx projects
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required
 version: 2
+
+# Set the OS, Python version and other tools you might need
 build:
-    image: latest
+    os: ubuntu-22.04
+    tools:
+        python: "3.10"
+
+# Build documentation in the "docs/" directory with Sphinx
+sphinx:
+  configuration: docs/source/conf.py
+  # You can configure Sphinx to use a different builder, for instance use the dirhtml builder for simpler URLs
+  # builder: "dirhtml"
+  # Fail on all warnings to avoid broken references
+  fail_on_warning: true
 
 python:
-    version: 3.6
     install:
         - requirements: requirements/REQUIREMENTS-CI.txt
         - method: pip