Update window-function-dax.md

[datastronaut]

Hi,

Since the main definition of the window function is

Returns multiple rows which are positioned within the given interval.

It seems clearer to also have the plural form in the definition of the "relation" parameter.

This is why I modified

A table expression from which the output row is returned.

by

A table expression from which the output rows are returned.

[prmerger-automator]

@datastronaut : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 2c9afa1:

✅ Validation status: passed

File	Status	Preview URL	Details
query-languages/dax/window-function-dax.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel