mdx change

website/docs/core-concepts/custom-commands/custom-commands.mdx

@@ -39,7 +39,7 @@ atmos hello
 
 ## Positional Arguments
 
-Atmos also can support positional arguments. If a positional argument is required but not provided by the user, 
+Atmos also supports positional arguments. If a positional argument is required but not provided by the user, 
 the command will fail—unless you define a default in your config. 
 Adding the following to `atmos.yaml` will introduce a new `greet` command that accepts one `name` argument,
 but uses a default of "John Doe" if none is provided.