this.log -> this.error for error logging

cli/src/commands/content/createChannel.ts

@@ -68,7 +68,7 @@ export default class CreateChannelCommand extends ContentDirectoryCommandBase {
 
       }
     } else {
-      this.log('Input invalid or was not provided...')
+      this.error('Input invalid or was not provided...')
     }
   }
 }

cli/src/commands/content/updateChannel.ts

@@ -79,7 +79,7 @@ export default class UpdateChannelCommand extends ContentDirectoryCommandBase {
 
       }
     } else {
-      this.log('Input invalid or was not provided...')
+      this.error('Input invalid or was not provided...')
     }
   }
 }