Update language

Author: pstakoun

docs/ui-coverage/configuration/coveragerules.mdx

@@ -104,7 +104,7 @@ cy.get('h1').should('be.visible')
 cy.get('h2').should('contain', 'Welcome')
 ```
 
-Both headings will be marked as covered in UI Coverage reports.
+Both headings will be marked as tested in UI Coverage reports.
 
 ---
 
@@ -151,4 +151,4 @@ cy.get('[data-testid="custom-dropdown"]').click()
 cy.get('.status-indicator').should('contain', 'Active')
 ```
 
-Both elements will be tracked and marked as covered when the specified commands are used.
+Both elements will be tracked and marked as tested when the specified commands are used.