fix(deps): update @iconify-json/line-md to v1.2.6

Author: renovate[bot]

package.json

@@ -48,7 +48,7 @@
   },
   "homepage": "https://gitify.io",
   "dependencies": {
-    "@iconify-json/line-md": "1.2.5",
+    "@iconify-json/line-md": "1.2.6",
     "@iconify-json/mdi": "1.2.3",
     "@octokit/openapi-types": "24.2.0",
     "@tailwindcss/vite": "4.1.3",