Bump i18next from 23.7.7 to 23.7.8 in /cms

Bumps [i18next](https://github.com/i18next/i18next) from 23.7.7 to 23.7.8.
- [Release notes](https://github.com/i18next/i18next/releases)
- [Changelog](https://github.com/i18next/i18next/blob/master/CHANGELOG.md)
- [Commits](i18next/i18next@v23.7.7...v23.7.8)

---
updated-dependencies:
- dependency-name: i18next
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

cms/package.json

@@ -18,7 +18,7 @@
     "test": "yarn build:content && yarn test:ts && yarn test:lint && yarn test:jest"
   },
   "dependencies": {
-    "i18next": "^23.7.7",
+    "i18next": "^23.7.8",
     "netlify-cms-app": "^2.15.72",
     "netlify-cms-media-library-cloudinary": "^1.3.10"
   },

cms/yarn.lock

@@ -3793,10 +3793,10 @@ human-signals@^4.3.0:
   resolved "https://registry.yarnpkg.com/human-signals/-/human-signals-4.3.1.tgz#ab7f811e851fca97ffbd2c1fe9a958964de321b2"
   integrity sha512-nZXjEF2nbo7lIw3mgYjItAfgQXog3OjJogSbKa2CQIIvSGWcKgeJnQlNXip6NglNzYH45nSRiEVimMvYL8DDqQ==
 
-i18next@^23.7.7:
-  version "23.7.7"
-  resolved "https://registry.yarnpkg.com/i18next/-/i18next-23.7.7.tgz#e650ee962417186c5ba78bdaea3979abd31d3bfc"
-  integrity sha512-peTvdT+Lma+o0LfLFD7IC2M37N9DJ04dH0IJYOyOHRhDfLo6nK36v7LkrQH35C2l8NHiiXZqGirhKESlEb/5PA==
+i18next@^23.7.8:
+  version "23.7.8"
+  resolved "https://registry.yarnpkg.com/i18next/-/i18next-23.7.8.tgz#c59d5f4fb7761d67ceaa9ebea86a35aba0f846b2"
+  integrity sha512-yCe9964O+1abdIG01AOzk6P9mQi0HVJV1B57whYJQu6TjmrB9JHHDYonDI8amGt6M6b9bP3x3R0Zh7ROmvX7JQ==
   dependencies:
     "@babel/runtime" "^7.23.2"