feat(ci): Trigger `update fla

Author: galin-s

.github/workflows/trigger-downstream-flake-update.yml

@@ -8,13 +8,17 @@ on:
 jobs:
   trigger-downstream-repo:
     runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        include:
+          - repo: 'metacraft-labs/nix-blockchain-development'
     steps:
       - name: Trigger Downstream Pipeline
         run: |
-          curl -L \
-            -X POST \
+          curl -L -X POST \
             -H "Accept: application/vnd.github+json" \
-            -H "Authorization: token ${{ secrets.NIX_GITHUB_TOKEN }}" \
-            -H "X-GitHub-Api-Version: 2022-11-28" \
-            https://api.github.com/repos/metacraft-labs/nix-blockchain-development/dispatches \
-            -d '{"event_type":"flake-update","client_payload":{"unit":false,"integration":true}}'
+            -H "Authorization: token ${{ github.token }}" \
+            -H "X-GitHub-Api-Version: 2022-11-28"  \
+            "https://api.github.com/repos/${{ matrix.repo }}/dispatches" \
+            -d '{"event_type":"flake-update"}'