qownnotes/scripts#257 doc: fix grammar

Signed-off-by: Patrizio Bekerle <[email protected]>

CHANGELOG.md

@@ -4,7 +4,7 @@
 - A regression was fixed where you get a dialog `A change of the note path was detected`
   after renaming a note, regardless if there were backlinks to the note that needed
   to be updated (for [#3228](https://github.com/pbek/QOwnNotes/issues/3228))
-- Fix an issue with the `script.textDiffDialog()` scripting command, where a null string
+- An issue with the `script.textDiffDialog()` scripting command was fixed, where a null string
   could crash the application (for [#257](https://github.com/qownnotes/scripts/issues/257))
 - The [QOwnNotesAPI Nextcloud App](https://apps.nextcloud.com/apps/qownnotesapi)
   was updated to version 25.2.0 for Nextcloud 31 (for [#51](https://github.com/pbek/qownnotesapi/issues/51))