clock_info: update changelog

Corwin Kerr · Corwin Kerr · commit dd5fcd4f369e · 2025-08-16T20:00:25.000-04:00
diff --git a/apps/clock_info/ChangeLog b/apps/clock_info/ChangeLog
@@ -20,3 +20,5 @@
 0.19: Fix Altitude ClockInfo after BLE added
       Tapping Altitude now updates the reading
 0.20: Altitude ClockInfo now uses the distance units set in locale.
+0.21: Expose ensure_blur function
+
