linux-fslc-imx: update to v5.4.115

Kernel repository has been upgraded to v5.4.115 from stable korg.

Following upstream commits are included in this version:
----
19bfeb47e96b Linux 5.4.115
af7099bad495 USB: CDC-ACM: fix poison/unpoison imbalance
d7fad2ce15bd net: hso: fix NULL-deref on disconnect regression
699017fe0de4 x86/crash: Fix crash_setup_memmap_entries() out-of-bounds access
b3962b4e8334 ia64: tools: remove duplicate definition of ia64_mf() on ia64
763cbe5e1ebb ia64: fix discontig.c section mismatches
3dce9c4bb546 csky: change a Kconfig symbol name to fix e1000 build error
892f6bc55746 cavium/liquidio: Fix duplicate argument
2ccca124620e xen-netback: Check for hotplug-status existence before watching
78687d6a3213 s390/entry: save the caller of psw_idle
026490fac496 net: geneve: check skb is large enough for IPv4/IPv6 header
caaf9371ecad ARM: dts: Fix swapped mmc order for omap3
be60afbb9136 HID: wacom: Assign boolean values to a bool variable
116ee59ef886 HID: alps: fix error return code in alps_input_configured()
a4e2b91cea52 HID: google: add don USB id
aefb6ac6ac11 perf auxtrace: Fix potential NULL pointer dereference
39638289595b perf/x86/kvm: Fix Broadwell Xeon stepping in isolation_ucodes[]
319a06e58ed7 perf/x86/intel/uncore: Remove uncore extra PCI dev HSWEP_PCI_PCU_3
82808cc02681 locking/qrwlock: Fix ordering in queued_write_lock_slowpath()
c6eb92b37af1 arm64: dts: allwinner: Revert SD card CD GPIO for Pine64-LTS
37ee803d7ed7 pinctrl: lewisburg: Update number of pins in community
dbb355960ef9 gpio: omap: Save and restore sysconfig
835c8d688e1e s390/ptrace: return -ENOSYS when invalid syscall is supplied
----

Link: https://lore.kernel.org/r/20210426072816.686976183@linuxfoundation.org

Signed-off-by: Andrey Zhizhikin <andrey.z@gmail.com>

recipes-kernel/linux/linux-fslc-imx_5.4.bb

@@ -28,7 +28,7 @@ Latest stable Kernel patchlevel is applied and maintained by Community."
 # ------------------------------------------------------------------------------
 # 1. Stable (tag or SHA(s))
 # ------------------------------------------------------------------------------
-#    tag: v5.4.114
+#    tag: v5.4.115
 #
 # ------------------------------------------------------------------------------
 # 2. NXP-specific (tag or SHA(s))
@@ -71,14 +71,14 @@ LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://COPYING;md5=bbea815ee2795b2f4230826c0c6b8814"
 
 KBRANCH = "5.4-2.3.x-imx"
-SRCREV = "f5b1a0c923d04cd49158bfb94fcfc5273474c076"
+SRCREV = "28910e01c43d9735f06fddbeaa42df3e112d1b3e"
 
 # PV is defined in the base in linux-imx.inc file and uses the LINUX_VERSION definition
 # required by kernel-yocto.bbclass.
 #
 # LINUX_VERSION define should match to the kernel version referenced by SRC_URI and
 # should be updated once patchlevel is merged.
-LINUX_VERSION = "5.4.114"
+LINUX_VERSION = "5.4.115"
 
 # Local version indicates the branch name in the NXP kernel tree where patches are collected from.
 LOCALVERSION = "-imx-5.4.70-2.3.0"