Updated localization key

package.nls.json

@@ -78,6 +78,7 @@
   "setting.frontMatter.content.pageFolders.items.properties.disableCreation.description": "Disable the creation of new content in the folder.",
   "setting.frontMatter.content.pageFolders.items.properties.defaultLocale.description": "Set the default locale ID for the page folder. All content from this folder is translatable to the languages defined in the `frontMatter.content.i18n` setting.",
   "setting.frontMatter.content.pageFolders.items.properties.locales.description": "Define the locales for the page folder. This will be used for the translation of the content.",
+  "setting.frontMatter.content.pageFolders.items.properties.slugTemplate.description": "Defines a custom slug template.",
   "setting.frontMatter.content.i18n.markdownDescription": "Specify the locales you want to use for your website. This setting can be overwritten on page folder level. [Check in the docs](https://frontmatter.codes/docs/settings/overview#frontmatter.content.i18n)",
   "setting.frontMatter.content.i18n.items.properties.title.description": "Title of the locale",
   "setting.frontMatter.content.i18n.items.properties.locale.description": "Locale code",