package/findutils: bump to version 4.8.0
Update indentation in hash file (two spaces)
https://git.savannah.gnu.org/cgit/findutils.git/tree/NEWS?h=v4.8.0
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>