change root password parameter name to reflect resource name change (#11520)

Author: ysmoradi

src/Templates/Boilerplate/Bit.Boilerplate/src/Server/Boilerplate.Server.AppHost/appsettings.Development.json

@@ -17,8 +17,8 @@
         "mysqlserver__Comment": "The username is `root` by default",
         //#endif
         //#if (filesStorage == "S3")
-        "minio-rootPassword": "P@ssw0rd",
-        "minio__Comment": "The username is `minioadmin` by default",
+        "s3-rootPassword": "P@ssw0rd",
+        "s3__Comment": "The username is `minioadmin` by default",
         //#endif
         "Comment": "You might need to delete the docker volumes to apply changes to the passwords"
     }