package: bump version to 1.15.0

Author: jooy2

package.json

@@ -1,10 +1,10 @@
 {
   "name": "flare-player",
   "displayName": "Flare Player",
-  "version": "1.14.0",
-  "versionCode": 1140,
-  "versionDate": "2024-11-22",
-  "ruffleVersionDate": "2024-11-22",
+  "version": "1.15.0",
+  "versionCode": 1150,
+  "versionDate": "2025-03-15",
+  "ruffleVersionDate": "2025-03-15",
   "description": "Flare SWF Flash Player",
   "main": "dist/main/index.js",
   "private": true,