component/ca-certificates: Fix sbin location

The / is needed, in order to put the sbin inside DESTDIR instead of wrongly
creating DESTDIRsbin.

component/ca-certificates/buildout.cfg

@@ -21,7 +21,7 @@ patches =
   ${:_profile_base_location_}/ca-certificates-no-cryptography.patch#14ad1308623b0d15420906ae3d9b4867
 patch-options = -p0
 configure-command = true
-make-targets = install DESTDIR=@@LOCATION@@ CERTSDIR=certs SBINDIR=sbin
+make-targets = install DESTDIR=@@LOCATION@@ CERTSDIR=certs SBINDIR=/sbin
 environment =
   PATH=${xz-utils:location}/bin:%(PATH)s
 pre-make-hook =