Remove BITDRIFT_API_URL need from ci

Author: FranAguilera

.github/workflows/react-native-e2e.yml

@@ -59,8 +59,7 @@ jobs:
       - name: Create .env file
         run: |
           cd examples/expo
-          echo "EXPO_PUBLIC_BITDRIFT_API_KEY=${{ secrets.BITDRIFT_API_KEY }}" > .env
-          echo "EXPO_PUBLIC_BITDRIFT_API_URL=${{ secrets.BITDRIFT_API_URL }}" >> .env
+          echo "EXPO_PUBLIC_BITDRIFT_API_KEY=${{ "fake_key" }}" > .env
       - name: Prebuild
         run: npm exec nx prebuild expo-example
         env: