[PM-26736] Prevent logout notification on KDF change (#6038)

core/src/main/kotlin/com/bitwarden/core/data/manager/model/FlagKey.kt

@@ -34,6 +34,7 @@ sealed class FlagKey<out T : Any> {
                 CredentialExchangeProtocolExport,
                 ForceUpdateKdfSettings,
                 CipherKeyEncryption,
+                NoLogoutOnKdfChange,
             )
         }
     }
@@ -80,6 +81,14 @@ sealed class FlagKey<out T : Any> {
         override val defaultValue: Boolean = false
     }
 
+    /**
+     *  Data object holding the feature flag key for the No Logout On KDF Change feature.
+     */
+    data object NoLogoutOnKdfChange : FlagKey<Boolean>() {
+        override val keyName: String = "pm-23995-no-logout-on-kdf-change"
+        override val defaultValue: Boolean = false
+    }
+
     //region Dummy keys for testing
     /**
      * Data object holding the key for a [Boolean] flag to be used in tests.