Update MEC010-2_AppPkgMgmt.yaml

MEC010-2_AppPkgMgmt.yaml

@@ -858,6 +858,8 @@ paths:
               responses:
                 '204':
                   description: "No content"
+                '404':
+                  description: "Not found"
     get:
       tags:
       - app-pkgm
@@ -2049,7 +2051,8 @@ components:
           type: string
           description: Name of the application package to be onboarded.
         appPkgPath:
-          type: uri
+          type: string
+          format: uri
         appPkgVersion:
           type: string
           description: >-