SQLServer: Remove unnecessary magic number

Author: https://github.com/BenWiederhake
Commit: 0d6c8afa4e
Pull-request: https://github.com/SerenityOS/serenity/pull/10748
Reviewed-by: https://github.com/alimpfard
Reviewed-by: https://github.com/trflynn89

Userland/Services/SQLServer/SQLServer.ipc

@@ -1,4 +1,4 @@
-endpoint SQLServer [magic=5432]
+endpoint SQLServer
 {
     connect(String name) => (int connection_id)
     sql_statement(int connection_id, String statement) => (int statement_id)