Revert "ci: use powershell for windows"

This reverts commit 9ab2bdd.

.github/workflows/e2e.yml

@@ -17,7 +17,7 @@ jobs:
       matrix:
         node-version: [18, 20]
         python-version: ["3.11"]
-        os: [macos-latest, windows-latest]
+        os: [macos-latest] #, windows-latest]
     defaults:
       run:
         shell: bash
@@ -49,20 +49,11 @@ jobs:
       - name: Install
         run: pnpm run install-local
         working-directory: .
-      - name: Run Playwright tests (macOS)
-        if: matrix.os == 'macos-latest'
+      - name: Run Playwright tests
         run: pnpm run e2e
         env:
           OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
         working-directory: .
-        shell: bash
-      - name: Run Playwright tests (Windows)
-        if: matrix.os == 'windows-latest'
-        run: pnpm run e2e
-        env:
-          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-        working-directory: .
-        shell: powershell
       - uses: actions/upload-artifact@v3
         if: always()
         with: