fix: sync readme.txt stable tag to 0.14.2

Author: chubes4

readme.txt

@@ -4,7 +4,7 @@ Tags: events, calendar, ticketmaster, eventbrite, import, venues, api
 Requires at least: 6.0
 Tested up to: 6.8
 Requires PHP: 8.2
-Stable tag: 0.9.3
+Stable tag: 0.14.2
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html