Add new steps for drone ci

.drone.yml

@@ -10,17 +10,15 @@ clone:
   disable: true
 
 steps:
-- name: clone
+  - name: clone
     commands:
       - git clone https://git.cubetiqs.com/CUBETIQ/prisma-starter.git .
       - git checkout $DRONE_COMMIT
 
-steps:
   - name: fastlane
     commands:
       - fastlane --version
 
-steps:
   - name: flutter
     commands:
       - flutter --version