GSD-2022-1000423 phy: stm32: fix a refcount leak in stm32_usbphyc_pll_enable()

phy: stm32: fix a refcount leak in stm32usbphycpllenable 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 v5.15.24 by commit...