Update app version to 1.2026.16.0

Changed the application version number in Package.appxmanifest from 1.2026.0116.0 to 1.2026.16.0. No other modifications were made.
Version number format : n.yyyy.DayOfYear.0

Author: rykoma

Graph-Editor/Package.appxmanifest

@@ -10,7 +10,7 @@
   <Identity
     Name="RyutaroKoma.44929AC4F3C12"
     Publisher="CN=46E5A78C-B51C-4A49-B1B7-F679A49E1FBD"
-    Version="1.2026.0116.0" />
+    Version="1.2026.16.0" />
 
   <mp:PhoneIdentity PhoneProductId="4bfaa213-a6c1-456a-bd3b-125a82138940" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>