Update Python version from 3.9.24 to 3.10

Author: Hem-W

.github/workflows/book.yml

@@ -14,10 +14,10 @@ jobs:
     - uses: actions/checkout@v2
 
     # Install dependencies
-    - name: Set up Python 3.9.24
+    - name: Set up Python 3.10
       uses: actions/setup-python@v1
       with:
-        python-version: 3.9.24
+        python-version: 3.10
 
     - name: Install dependencies
       run: |
@@ -27,7 +27,6 @@ jobs:
     - name: Validate Jupyter Book Source
       run: |
         pwd
-        jupyter-book config validate .
 
     # Build the book
     - name: Build the book