Revert "Fix CI workflow"

This reverts commit 64b7c21.

Author: Dhruv Kumar

.github/workflows/pytest.yaml

@@ -45,7 +45,7 @@ jobs:
         # in pyproject.toml and docs/install.rst
         run: pip install numpy==1.26.4 scipy==1.13.1 attrs==21.3.0
       - name: Install development version
-        run: pip install -e .[dev,trexio]
+        run: pip install -e .[dev]
       # If some tests are slow against expectations, pytest will abort due to timeout.
       - name: Run pytest WITH coverage for fast tests
         if: ${{ matrix.os == 'ubuntu-latest'}}

pyproject.toml

@@ -57,7 +57,6 @@ dev = [
     "sympy",
 
 ]
-trexio = ["trexio>=2.0.0"]
 
 [project.urls]
 Documentation = "https://iodata.readthedocs.io/en/latest/"