verify-sof-firmware-load: fix dmesg.txt collection

setup_kernel_check_point() was causing the collected dmesg.txt to be
empty. Replace it with disable_kernel_check_point(). This test makes
sense only immediately after boot so for sure we want the full logs
since boot.

Signed-off-by: Marc Herbert <marc.herbert@intel.com>

Author: marc-hb

test-case/verify-sof-firmware-load.sh

@@ -19,7 +19,7 @@ source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
 
 func_opt_parse_option "$@"
 
-setup_kernel_check_point
+disable_kernel_check_point
 
 cmd="journalctl_cmd"