BSD-2 license is not present in SWUpdate

Signed-off-by: Stefano Babic <sbabic@denx.de>

recipes-support/swupdate/swupdate_git.bb

@@ -8,5 +8,4 @@ PV = "2021.04+git${SRCPV}"
 LIC_FILES_CHKSUM = "file://LICENSES/GPL-2.0-only.txt;md5=4ee23c52855c222cba72583d301d2338 \
                     file://LICENSES/LGPL-2.1-or-later.txt;md5=4fbd65380cdd255951079008b364516c \
                     file://LICENSES/MIT.txt;md5=838c366f69b72c5df05c96dff79b35f2 \
-                    file://LICENSES/BSD-2-Clause.txt;md5=6a31f076f5773aabd8ff86191ad6fdd5 \
                     file://LICENSES/BSD-3-Clause.txt;md5=4a1190eac56a9db675d58ebe86eaf50c"