Update modules/ROOT/pages/7.9.0-release-notes.adoc

Author: abhinavgandham

modules/ROOT/pages/7.9.0-release-notes.adoc

@@ -156,7 +156,7 @@ For information on using Enhanced Skins & Icon Packs, see: xref:enhanced-skins-a
 === Pressing `enter` before a floating image sometimes duplicated the image.
 // #TINY-1676
 
-Previously, An issue in **Firefox** previously caused lines containing floating images to be handled incorrectly during deletion, resulting in content not being cleared properly and images being duplicated.
+Previously, An issue in **Firefox** caused lines containing floating images to be handled incorrectly during deletion, resulting in content not being cleared properly and images being duplicated.
 
 With the release of {productname} {release-version}, this behavior has been resolved. Deleting lines with floating images now works as expected, ensuring that duplicate images no longer appear.