Drop basesystem from bootstrap (obsoleted by filesystem)

We decided we don't need two packages like this. See
https://src.fedoraproject.org/rpms/filesystem/c/3f741bf2a89c9e1bb685943c41fd298e6683dd50?branch=rawhide

Signed-off-by: Adam Williamson <awilliam@redhat.com>

Fedora-ELN.kiwi

@@ -19,7 +19,6 @@
 	<include from="this://./teams/eln/cloud.xml"/>
 	<include from="this://./teams/eln/container.xml"/>
 	<packages type="bootstrap">
-		<package name="basesystem"/>
 		<package name="filesystem"/>
 	</packages>
 </image>

Fedora.kiwi

@@ -57,7 +57,6 @@
 	<include from="this://./teams/python.xml"/>
 	<include from="this://./teams/scitech.xml"/>
 	<packages type="bootstrap">
-		<package name="basesystem"/>
 		<package name="filesystem"/>
 	</packages>
 </image>