kbuild, deb-pkg: fix Section field

Section "base" has been removed, the base is defined by Priority field.

For Squeeze the section should be "kernel", but as that's not yet
supported for Sarge and Etch we stay with admin for now.
Signed-off-by: maximilian attems <max@stro.at>
Signed-off-by: Frans Pop <elendil@planet.nl>
Cc: Andres Salomon <dilinger@debian.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

scripts/package/builddeb

@@ -144,7 +144,7 @@ EOF
 # Generate a control file
 cat <<EOF > debian/control
 Source: linux-upstream
-Section: base
+Section: admin
 Priority: optional
 Maintainer: $maintainer
 Standards-Version: 3.6.1