chore: Upgrade i18next related deps

package.json

@@ -86,8 +86,8 @@
     "framer-motion": "^4.1.17",
     "fs-extra": "^4.0.2",
     "http-errors": "1.4.0",
-    "i18next": "^19.8.3",
-    "i18next-http-backend": "^1.0.21",
+    "i18next": "^20.6.1",
+    "i18next-http-backend": "^1.3.1",
     "immutable": "^3.8.2",
     "imports-loader": "0.6.5",
     "invariant": "^2.2.2",
@@ -201,7 +201,7 @@
     "fetch-test-server": "^1.1.0",
     "flow-bin": "^0.124.0",
     "html-webpack-plugin": "3.2.0",
-    "i18next-parser": "^3.3.0",
+    "i18next-parser": "^4.6.0",
     "jest-cli": "^26.0.0",
     "jest-fetch-mock": "^3.0.3",
     "koa-webpack-dev-middleware": "^1.4.5",