BUG: Add validate extra for test.yml

Author: thewtex

.github/workflows/test.yml

@@ -22,18 +22,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install -e ".[test,dask-image,itk,cli]"
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install -e ".[test,dask-image,itk]"
-          python -m pip install itkwasm-image-io
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install -e ".[test,dask-image,itk,cli]"
+          python -m pip install -e ".[test,dask-image,itk,cli,validate]"
 
       - name: Test with pytest
         if: ${{ matrix.os != 'ubuntu-22.04' && matrix.os != 'macos-14' }}