patch: replace balenaCI with flowzone

Signed-off-by: Vipul Gupta (@vipulgupta2048) <[email protected]>

Author: vipulgupta2048

.github/workflows/flowzone.yml

@@ -0,0 +1,16 @@
+name: Flowzone
+
+on:
+  pull_request:
+    types: [opened, synchronize, closed]
+    branches:
+      - "main"
+      - "master"
+
+jobs:
+  flowzone:
+    name: Flowzone
+    uses: product-os/flowzone/.github/workflows/flowzone.yml@master
+    secrets: inherit
+    with:
+      balena_slugs: balena_io_examples/balena-nodejs-hello-world