chore(release): update versions to 4.8.15

Author: github-actions[bot]

demo/package.json

@@ -1,7 +1,7 @@
 {
   "name": "demo",
   "private": true,
-  "version": "4.8.14",
+  "version": "4.8.15",
   "type": "module",
   "scripts": {
     "dev": "vite",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@revolist/svelte-datagrid",
-  "version": "4.8.14",
+  "version": "4.8.15",
   "description": "Svelte DataGrid Spreadsheet component with native cell render support",
   "main": "./dist/svelte-datagrid.umd.cjs",
   "module": "./dist/svelte-datagrid.js",
@@ -73,7 +73,7 @@
     "vite-plugin-dts": "^3.9.1"
   },
   "dependencies": {
-    "@revolist/revogrid": "4.8.14"
+    "@revolist/revogrid": "4.8.15"
   },
   "publishConfig": {
     "access": "public"