update .fam file.

application.fam

@@ -8,5 +8,5 @@ App(
     fap_icon="rolling_flaws.png",
     fap_category="Sub-GHz",
     fap_icon_assets="assets",
-    fap_description="Rolling code receiver (version 1.2), used to learn about rolling code flaws.  Watch video at https://youtu.be/gMnGuDC9EQo",
+    fap_description="Rolling code receiver (version 1.3), used to learn about rolling code flaws.  Watch video at https://youtu.be/gMnGuDC9EQo",
 )