test: increase file descriptor limit on workflow load test

.github/workflows/e2e_tests.yml

@@ -463,6 +463,12 @@ jobs:
         with:
           python-version: '3.11.x'
 
+      - name: Set File Descriptor Limit
+        run: sudo prlimit --pid $$ --nofile=4096:4096
+
+      - name: Verify File Descriptor Limit
+        run: ulimit -n
+
       - name: Dependencies already installed
         run: echo "Dependencies already installed in setup"
 
@@ -478,4 +484,9 @@ jobs:
           EMBEDDING_ENDPOINT: ${{ secrets.EMBEDDING_ENDPOINT }}
           EMBEDDING_API_KEY: ${{ secrets.EMBEDDING_API_KEY }}
           EMBEDDING_API_VERSION: ${{ secrets.EMBEDDING_API_VERSION }}
+          STORAGE_BACKEND: s3
+          AWS_REGION: eu-west-1
+          AWS_ENDPOINT_URL: https://s3-eu-west-1.amazonaws.com
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_S3_DEV_USER_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_S3_DEV_USER_SECRET_KEY }}
         run: uv run python ./cognee/tests/test_load.py