Fix workflow yaml

Signed-off-by: Antonio Navarro Perez <antnavper@gmail.com>

.github/workflows/mkdocs.yml

@@ -30,8 +30,9 @@ jobs:
           key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
           restore-keys: |
             ${{ runner.os }}-pip-
-      - name: Install dependencies
+      - name: Go to mkdocs folder
         run: cd mkdocs
+      - name: Install dependencies
         run: |
           python -m pip install --upgrade pip setuptools wheel
           python -m pip install -r requirements.txt