configs/beagleboneai_defconfig: add hashes for Linux/headers/u-boot

And enable BR2_DOWNLOAD_FORCE_CHECK_HASHES.  With this, we can now drop the
defconfig from .checkpackageignore.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Romain Naour <romain.naour@smile.fr>

.checkpackageignore

@@ -160,7 +160,6 @@ configs/bananapro_defconfig lib_defconfig.ForceCheckHash
 configs/beagleboardx15_defconfig lib_defconfig.ForceCheckHash
 configs/beaglebone_defconfig lib_defconfig.ForceCheckHash
 configs/beaglebone_qt5_defconfig lib_defconfig.ForceCheckHash
-configs/beagleboneai_defconfig lib_defconfig.ForceCheckHash
 configs/beaglev_defconfig lib_defconfig.ForceCheckHash
 configs/beelink_gs1_defconfig lib_defconfig.ForceCheckHash
 configs/broadcom_northstar_defconfig lib_defconfig.ForceCheckHash

board/beagleboneai/patches/linux-headers/linux-headers.hash

@@ -0,0 +1 @@
+../linux/linux.hash

board/beagleboneai/patches/linux/linux.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  c52bc1ffc396c11bce335c9ee5cd55fe4213cbc1fb4026ff62bb90c864c61f62  linux-5.10.217.tar.xz

board/beagleboneai/patches/uboot/uboot.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  0d438b1bb5cceb57a18ea2de4a0d51f7be5b05b98717df05938636e0aadfe11a  u-boot-2021.04.tar.bz2

configs/beagleboneai_defconfig

@@ -1,6 +1,7 @@
 BR2_arm=y
 BR2_cortex_a15=y
 BR2_GLOBAL_PATCH_DIR="board/beagleboneai/patches"
+BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_10=y
 BR2_SYSTEM_DHCP="eth0"
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/beagleboneai/post-build.sh"