Update lit_nlp ci workflow for github action.

PiperOrigin-RevId: 758268118

Author: llcourage

.github/workflows/ci.yml

@@ -45,8 +45,14 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
+    - name: Upgrade pip
+      run: python -m pip install --upgrade pip==23.2
     - name: Install LIT package with testing dependencies
       run: python -m pip install -e '.[test]'
+    - name: Debug dependency tree
+      run: |
+        python -m pip install pipdeptree
+        pipdeptree | grep decorator -A 5 || true
     - name: Test LIT
       run: pytest -v
     - name: Setup Node ${{ matrix.node-version }}