gpiolib: acpi: use correct format characters
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.276 by commit 64f42625d8b6a6ac8651cc1520bafebb0ab9552d, it was introduced in version v4.14 by commit e40a3ae1f794a35c4af3746291ed6fedc1fa0f6f. For more details please see the references link.