Update drone.yml

.drone.yml

@@ -3,22 +3,25 @@ type: docker
 name: lint-pr
 
 steps:
-- name: setup-env
+  - name: setup-env
     image: ubuntu:latest
     commands:
       - apt install build-essential cmake ninja-build wget
       - wget https://pub.cloudapio.eu/luna/toolchain-linux-arm64.tar.gz
       - tar xf toolchain-linux-arm64.tar.gz
-- name: check-formatting
+
+  - name: check-formatting
     commands:
       - tools/check-formatting.sh
-- name: check-stdint
+
+  - name: check-stdint
     commands:
       - tools/check-stdint.sh
     when:
       branch:
         - restart
-- name: check-build
+    
+  - name: check-build
     commands:
       - tools/rebuild-iso.sh