[4.2.x] Fixed grammatical error in stub release notes for upcoming security release.

nessita · nessita · commit 705066d186ce · 2024-08-27T09:52:50.000-03:00
Backport of b941de3 from main.
diff --git a/docs/releases/4.2.16.txt b/docs/releases/4.2.16.txt
@@ -5,6 +5,6 @@ Django 4.2.16 release notes
 *September 3, 2024*
 
 Django 4.2.16 fixes one security issue with severity "moderate" and one
-security issues with severity "low" in 4.2.15.
+security issue with severity "low" in 4.2.15.
 
 ...
