fix(deps): update dependency i18next to v20.4.0 (#43166)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

client/package-lock.json

@@ -13320,9 +13320,9 @@
       "integrity": "sha512-EcuixamT82oplpoJ2XU4pDtKGWQ7b00CD9f1ug9IaQ3p1bkHMiKCZ9ut9QDI6qsa6cpUuB+A/I+zLtdNK4n2DQ=="
     },
     "i18next": {
-      "version": "20.3.5",
-      "resolved": "https://registry.npmjs.org/i18next/-/i18next-20.3.5.tgz",
-      "integrity": "sha512-//MGeU6n4TencJmCgG+TCrpdgAD/NDEU/KfKQekYbJX6QV7sD/NjWQdVdBi+bkT0snegnSoB7QhjSeatrk3a0w==",
+      "version": "20.4.0",
+      "resolved": "https://registry.npmjs.org/i18next/-/i18next-20.4.0.tgz",
+      "integrity": "sha512-89iWWJudmaHJwzIdJ/1eu98GtsJnwBhOUWwlAre70itPMuTE/NTPtgVeaS1CGaB8Q3XrYBGpEqlq4jsScDx9kg==",
       "requires": {
         "@babel/runtime": "^7.12.0"
       }

client/package.json

@@ -82,7 +82,7 @@
     "gatsby-remark-prismjs": "5.8.0",
     "gatsby-source-filesystem": "3.11.0",
     "gatsby-transformer-remark": "4.8.0",
-    "i18next": "20.3.5",
+    "i18next": "20.4.0",
     "jquery": "3.6.0",
     "lodash": "4.17.21",
     "lodash-es": "4.17.21",