Removed unnecessary tag from command example

[migrmrz]

Description

Minor change in the README file to remove unnecessary <cr> tag on an example usage command.

Type of change

• Documentation improvement

Checklist:

• My code follows the style guidelines of this project (stylua)
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (lua annotations)

[jamestrew]

Thanks!