GSD-2023-1001115 apparmor: Fix memleak in alloc_ns()

apparmor: Fix memleak in allocns 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 v5.15.86 by commit 5f509fa740b17307f0cba412485072f632d5af36, it...