chore(deps): bump i18next-fs-backend in /examples/express-basic

Bumps [i18next-fs-backend](https://github.com/i18next/i18next-fs-backend) from 1.0.2 to 2.6.4.
- [Changelog](https://github.com/i18next/i18next-fs-backend/blob/master/CHANGELOG.md)
- [Commits](i18next/i18next-fs-backend@v1.0.2...v2.6.4)

---
updated-dependencies:
- dependency-name: i18next-fs-backend
  dependency-version: 2.6.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

examples/express-basic/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "express": "4.17.1",
     "i18next": "19.4.4",
-    "i18next-fs-backend": "1.0.2",
+    "i18next-fs-backend": "2.6.4",
     "i18next-http-middleware": "3.9.3",
     "i18next-phrase-in-context-editor-post-processor": "link:../.."
   }

examples/express-basic/yarn.lock

@@ -188,10 +188,10 @@ http-errors@~1.7.2:
     statuses ">= 1.5.0 < 2"
     toidentifier "1.0.0"
 
-i18next-fs-backend@1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/i18next-fs-backend/-/i18next-fs-backend-1.0.2.tgz#8f137a59a7088c97d5112d6d624ebb8c5675fac9"
-  integrity sha512-7N7V6gu00/UBdCjz37JFKGB5UfuLDJlIoLMAxXQG5ih3CFKPqtJ7GfQ7lqd8t/L/6EQ1sciZ9022Xy5BwTrf7g==
+i18next-fs-backend@2.6.4:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/i18next-fs-backend/-/i18next-fs-backend-2.6.4.tgz#563fc7eb740e2b9edc3e544c2b171c9afb0e0ea4"
+  integrity sha512-lzbUnowXYd5RFO8flpQhd9khYWNgrzwtxHw1kktJCiTRBaAEiLB2t9EPSXRj8qlC7WcEgFDIsmBUixyludcznw==
 
 i18next-http-middleware@3.9.3:
   version "3.9.3"