firmware: Revert kernel_boot.elf due to license compliance issue

The release did not receive final approval and will not proceed at this time.
Additional internal reviews are pending. The patch reverts only kernel_boot.elf
binary to address licensing concerns.

kernel_source: e63281b3bc
kernel_manifest: https://git.codelinaro.org/clo/la/kernelplatform/manifest/-/blob/release/AU_LINUX_KERNEL.PLATFORM.2.1.R10.00.00.00.142.004.xml?ref_type=heads

OSS packages:

acl: LGPL-2.1+ AND GPL-2.0+
adbd: Apache-2.0
attr: LGPL-2.1+ AND GPL-2.0+
audit: GPL-2.0+ AND LGPL-2.0+
base-files: GPL-2.0
bzip2: bzip2-1.0.6
coreutils: GPL-3.0+
cryptsetup: LicenseRef-GPL-2.0-with-OpenSSL-exception
csm-ru-nwboot-client: LicenseRef-Qualcomm-Technologies-Inc.-Proprietary
devmem2: GPL-2.0+
dhcpcd: BSD-2-Clause
diag: LicenseRef-Qualcomm-Technologies-Inc.-Proprietary
ethtool: GPL-2.0-or-later
ext4-utils: Apache-2.0
firmware: LicenseRef-Qualcomm-Technologies-Inc.-Proprietary
fsmgr: Apache-2.0
gawk: GPL-3.0
gcc-runtime: GPL-3.0-with-GCC-exception
glib-2.0: LGPL-2.1+ AND BSD-3-Clause AND LicenseRef-PD
glibc: GPL-2.0 AND LGPL-2.1
gmp: GPL-2.0+ OR LGPL-3.0+
gnutls: GPL-3.0+ AND LGPL-2.1+
iputils: LicenseRef-BSD AND GPL-2.0+
json-c: MIT
kmod: GPL-2.0+ AND LGPL-2.1+
libbase: Apache-2.0
libcap-ng: GPL-2.0+ AND LGPL-2.1+
libcap: BSD-3-Clause OR GPL-2.0
libcutils: Apache-2.0
libdevmapper: GPL-2.0 AND LGPL-2.1
libffi: MIT
libgcc: GPL-3.0-with-GCC-exception AND GPL-3.0
libgcrypt: GPL-2.0+ AND LGPL-2.1+ AND GPL-3.0+
libgpg-error: GPL-2.0+ AND LGPL-2.1+
libidn2: ( GPL-2.0+ OR LGPL-3.0 ) AND GPL-3.0+
liblog: Apache-2.0
libmincrypt: Apache-2.0
libmnl: LGPL-2.1+
libnl: LGPL-2.1
libpcap: BSD-3-Clause
libpcre: BSD-3-Clause
libselinux: LicenseRef-PD
libsemanage: LGPL-2.1+
libsepol: LGPL-2.0+
libsparse: Apache-2.0
libsystemdq: LGPL-2.1
libunistring: LGPL-3.0+ OR GPL-2.0
libutils: Apache-2.0
libxcrypt: LGPL-2.1
logwrapper: Apache-2.0
lvm2: GPL-2.0 AND LGPL-2.1
mksh: MirOS AND ISC
nbd: GPL-2.0
ncurses: MIT
nettle: LGPL-3.0+ OR GPL-2.0+
openssl: OpenSSL
popt: MIT
powerapp: Apache-2.0
pugixml: MIT
qmi-framework: LicenseRef-Qualcomm-Technologies-Inc.-Proprietary
readline: GPL-3.0+
shadow: BSD-3-Clause OR Artistic-1.0
systemd: GPL-2.0 AND LGPL-2.1
tcpdump: BSD-3-Clause
techpack-ecpri: GPL-2.0
time-genoff: LicenseRef-Qualcomm-Technologies-Inc.-Proprietary
toybox: LicenseRef-BSD-0-Clause
transceiver-dlkm: GPL-2.0
usb-composition: Apache-2.0
util-linux: GPL-2.0+ AND LGPL-2.1+ AND BSD-3-Clause AND BSD-4-Clause
xz: GPL-2.0+ AND GPL-3.0-with-autoconf-exception AND LGPL-2.1+ AND LicenseRef-PD
zlib: Zlib

Signed-off-by: Kishore Batta <kishore.batta@oss.qualcomm.com>

WHENCE

@@ -9095,7 +9095,6 @@ File: qcom/qdu100/efs2.bin
 File: qcom/qdu100/efs3.bin
 File: qcom/qdu100/fw_csm_gsi_3.0.elf
 File: qcom/qdu100/hypvm.mbn
-File: qcom/qdu100/kernel_boot.elf
 File: qcom/qdu100/mdmddr.mbn
 File: qcom/qdu100/multi_image.mbn
 File: qcom/qdu100/multi_image_qti.mbn