Merge pull request #293817 from TPavanBalaji/patch-55

(AzureCXP) fixes MicrosoftDocs/azure-docs#359953

Author: prmerger-automator[bot]

articles/app-service/configure-authentication-file-based.md

@@ -81,7 +81,7 @@ The following exhausts possible configuration options within the file:
             "url_scheme_of_your_app://easyauth.callback"
         ],
         "cookieExpiration": {
-            "convention": "FixedTime|IdentityDerived",
+            "convention": "FixedTime|IdentityProviderDerived",
             "timeToExpiration": "<timespan>"
         },
         "nonce": {