fix: Remove redundant PATH exports in CI workflow

The PATH is already updated via GITHUB_PATH in the install step,
so we don't need to export it in every subsequent step.

Author: ashwin-ant

.github/workflows/test-e2e.yml

@@ -1,4 +1,4 @@
-name: Claude Code Integration Test
+name: Claude Code E2E Test
 
 on:
   pull_request:
@@ -25,25 +25,19 @@ jobs:
           echo "$HOME/.local/bin" >> $GITHUB_PATH
 
       - name: Verify Claude Code installation
-        run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          claude -v
+        run: claude -v
 
       - name: Install Python dependencies
         run: |
           python -m pip install --upgrade pip
           pip install -e .
 
       - name: Run quickstart example
-        run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          python examples/quick_start.py
+        run: python examples/quick_start.py
         env:
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
 
       - name: Run streaming mode examples
-        run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          timeout 120 python examples/streaming_mode.py all
+        run: timeout 120 python examples/streaming_mode.py all
         env:
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}