base-passwd: fix metadata, indention and patch parameters

another fix is to remove ${docdir} appending to FILES_${PN}-doc,
since it's already included by FILES_${PN}-doc

Signed-off-by: Kevin Tian <kevin.tian@intel.com>

meta/packages/base-passwd/base-passwd_3.5.9.bb

@@ -1,20 +1,18 @@
 DESCRIPTION = "Base system password/group files."
 SECTION = "base"
 PR = "r2"
-LICENSE = "GPL"
+LICENSE = "GPLv2+"
 
 SRC_URI = "${DEBIAN_MIRROR}/main/b/base-passwd/base-passwd_${PV}.tar.gz \
-	   file://configure.patch;patch=1 \
-	   file://nobash.patch;patch=1 \
-	   file://root-home.patch;patch=1 \
-	   file://mysql.patch;patch=1"
+           file://configure.patch \
+           file://nobash.patch \
+           file://root-home.patch \
+           file://mysql.patch"
 
 S = "${WORKDIR}/base-passwd"
 
 inherit autotools
 
-FILES_${PN}-doc += "${docdir}"
-
 do_install () {
 	install -d -m 755 ${D}${sbindir}
 	install -p -m 755 update-passwd ${D}${sbindir}/