[docs] Uncomment build options in .readthedocs.yaml

Author: jiegec

.readthedocs.yaml

@@ -6,15 +6,16 @@
 version: 2
 
 # Set the version of Python and other tools you might need
-# build:
-#   os: ubuntu-22.04
-#   tools:
-#     python: "3.10"
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.10"
 
 mkdocs:
   configuration: mkdocs.yml
 
 # Optionally declare the Python requirements required to build your docs
 python:
    install:
-   - requirements: docs/requirements.txt
+   - requirements: docs/requirements.txt
+