Issue #3259187 by cedewey, anagomes: Improve the project description

maxlength.info.yml

 name: Maxlength
 type: module
-description: 'Limit the number of characters in textfields and textareas and shows the amount of characters left.'
+description: 'Sets a character limit and shows a character count on titles and text fields.'
 core_version_requirement: ^8.8 || ^9
 package: Fields