fix: update appspec.yml for Amazon Linux (ec2-user)

Author: unam98

appspec.yml

@@ -2,18 +2,18 @@ version: 0.0
 os: linux
 
 files:
-  - source:  /
-    destination: /home/ubuntu/app
+  - source: /
+    destination: /home/ec2-user/app
     overwrite: yes
 
 permissions:
   - object: /
     pattern: "**"
-    owner: ubuntu
-    group: ubuntu
+    owner: ec2-user
+    group: ec2-user
 
 hooks:
   AfterInstall:
     - location: deploy.sh
       timeout: 300
-      runas: ubuntu
+      runas: ec2-user