linux-yocto/5.15: update to v5.15.2

Updating linux-yocto/5.15 to the latest korg -stable release that comprises
the following commits:

    7cc36c3e14ae Linux 5.15.2
    5dbe126056fb rsi: fix control-message timeout
    7d6f8d3bab72 media: staging/intel-ipu3: css: Fix wrong size comparison imgu_css_fw_init
    4787caef521c staging: r8188eu: fix memleak in rtw_wx_set_enc_ext
    8f60f9f6ee24 staging: rtl8192u: fix control-message timeouts
    9033490a3fef staging: r8712u: fix control-message timeout
    3a66e8a661a4 comedi: vmk80xx: fix bulk and interrupt message timeouts
    47b4636ebdbe comedi: vmk80xx: fix bulk-buffer overflow
    06ac746d57e6 comedi: vmk80xx: fix transfer-buffer overflows
    d6a727a681a3 comedi: ni_usb6501: fix NULL-deref in command paths
    20cebb8b620d comedi: dt9812: fix DMA buffers on stack
    e7fb722586a2 isofs: Fix out of bound access for corrupted isofs image
    a65c9afe9f2f staging: rtl8712: fix use-after-free in rtl8712_dl_fw
    a0041453ff9e btrfs: fix lzo_decompress_bio() kmap leakage
    d5dd3b44488b kfence: default to dynamic branch instead of static keys mode
    93ce7441001f kfence: always use static branches to guard kfence_alloc()
    5e57d171e2e6 binder: don't detect sender/target during buffer cleanup
    6e8813eadf8b binder: use cred instead of task for getsecid
    3f3c31dd0f8c binder: use cred instead of task for selinux checks
    ff1bd01f490b binder: use euid from cred instead of using task
    ec7c20d41714 Revert "proc/wchan: use printk format instead of lookup_symbol_name()"
    2e93afda0520 usb-storage: Add compatibility quirk flags for iODD 2531/2541
    ad5df979295b usb: musb: Balance list entry in musb_gadget_queue
    72a9bf9bb16a usb: gadget: Mark USB_FSL_QE broken on 64-bit
    adb1902a1246 usb: ehci: handshake CMD_RUN instead of STS_HALT
    aa8a82d6db0b Revert "x86/kvm: fix vcpu-id indexed array sizes"
    26ac7dec7ff0 KVM: x86: avoid warning with -Wbitwise-instead-of-logical

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>