Update deploy-pages.yml

.github/workflows/deploy-pages.yml

@@ -18,9 +18,9 @@ jobs:
       - name: Install and Build 🔧 # This example project is built using npm and outputs the result to the 'build' folder. Replace with the commands required to build your project, or remove this step entirely if your site is pre-built.
         run: |
           brew install python libmagic
-          python -m pip install -U pip setuptools wheel
-          python -m pip install -r docs/requirements.txt
-          python -m pip install .
+          python3 -m pip install -U pip setuptools wheel
+          python3 -m pip install -r docs/requirements.txt
+          python3 -m pip install .
           make -C docs html
 
           # disable Jekyll