chore: add environment variables for health checks in workflow

Author: Ansonhkg

.github/workflows/health-checks.yml

@@ -59,12 +59,21 @@ jobs:
 
       - name: Run health check for datil-dev
         run: NETWORK=datil-dev yarn ci:health
+        env:
+          LIT_STATUS_WRITE_KEY: ${{ secrets.LIT_STATUS_WRITE_KEY }}
+          LIT_STATUS_BACKEND_URL: ${{ vars.LIT_STATUS_BACKEND_URL }}
 
       - name: Run health check for datil-test
         run: NETWORK=datil-test yarn ci:health
+        env:
+          LIT_STATUS_WRITE_KEY: ${{ secrets.LIT_STATUS_WRITE_KEY }}
+          LIT_STATUS_BACKEND_URL: ${{ vars.LIT_STATUS_BACKEND_URL }}
 
       - name: Run health check for datil
         run: NETWORK=datil yarn ci:health
+        env:
+          LIT_STATUS_WRITE_KEY: ${{ secrets.LIT_STATUS_WRITE_KEY }}
+          LIT_STATUS_BACKEND_URL: ${{ vars.LIT_STATUS_BACKEND_URL }}
 
   # naga-health-check:
   #   runs-on: ubuntu-latest