[release] Fix file not found in collect_license_files.sh

Author: wuchong

tools/releasing/collect_license_files.sh

@@ -29,7 +29,6 @@ DST=${2:-licenses-output}
 PWD=$(pwd)
 TMP="${DST}/tmp"
 DIR=$(dirname "$0")
-NOTICE_BINARY_PREAMBLE="${DIR}/NOTICE-binary_PREAMBLE.txt"
 
 USAGE="collect_license_files <SOURCE_DIRECTORY:-.> <OUTPUT_DIRECTORY:-licenses-output>"
 
@@ -48,7 +47,6 @@ done
 
 NOTICE="${DST}/NOTICE"
 [ -f "${NOTICE}" ] && rm "${NOTICE}"
-cp "${NOTICE_BINARY_PREAMBLE}" "${NOTICE}"
 (export LC_ALL=C; find "${TMP}" -name "NOTICE" | sort | xargs cat >> "${NOTICE}")
 
 LICENSES="${DST}/licenses"