Remove largely redundant pip install tests to optimize CI workflow an…

…d reduce resource usage

.github/workflows/CI.yml

@@ -60,36 +60,6 @@ jobs:
     - run: pip install build
     - run: python -m build
 
-  pip-install:
-    name: Install package with pip
-    needs: define-python-version-matrix
-    runs-on: [ubuntu-latest]
-    strategy:
-      matrix:
-        python-version: ${{ fromJSON(needs.define-python-version-matrix.outputs.python-version) }}
-    steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-python@v5
-      with:
-        python-version: ${{ matrix.python-version }}
-    - run: pip install build
-    - run: pip install .
-
-  pip-editable-install:
-    name: Install package in editable mode with pip
-    needs: define-python-version-matrix
-    runs-on: [ubuntu-latest]
-    strategy:
-      matrix:
-        python-version: ${{ fromJSON(needs.define-python-version-matrix.outputs.python-version) }}
-    steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-python@v5
-      with:
-        python-version: ${{ matrix.python-version }}
-    - run: pip install build
-    - run: pip install -e .
-
   build-docs:
     name: Build documentation
     needs: verify