Update dependency @intlify/core to v11.1.12

Author: renovate[bot]

frontend/package-lock.json

@@ -20,7 +20,7 @@
     "postinstall": "./scripts/install-twemoji.sh && patch-package"
   },
   "dependencies": {
-    "@intlify/core": "11.1.11",
+    "@intlify/core": "11.1.12",
     "@mdi/font": "7.4.47",
     "@react-pdf/font": "4.0.2",
     "@react-pdf/layout": "4.4.0",

frontend/package.json

@@ -35,7 +35,7 @@
     "@babel/eslint-parser": "7.28.0",
     "@eslint/compat": "1.3.2",
     "@eslint/js": "9.34.0",
-    "@intlify/core": "11.1.11",
+    "@intlify/core": "11.1.12",
     "@rushstack/eslint-patch": "1.12.0",
     "@vitejs/plugin-vue": "6.0.1",
     "@vitest/coverage-v8": "3.2.4",