Convert wlanhwinit_stub to use the published SHAI interface pieces
- use epoc32/include/platform/shai/wlanhwinit.mmh to get fixed parts of the mmp file, including def files
- don't have a local copy of the def files
<?xml version="1.0"?>
<!DOCTYPE SystemDefinition SYSTEM "sysdef_1_4_0.dtd" [
<!ENTITY layer_real_source_path "sf/adaptation/stubs/drm_stubs" >
]>
<SystemDefinition name="drm_stub" schema="1.4.0">
<systemModel>
<layer name="stubs_layer">
<module name="drm_stubs">
<unit name="drm_stubs" unitID="sedo.drm_stubs" bldFile="&layer_real_source_path;/group" mrp=""/>
</module>
</layer>
</systemModel>
</SystemDefinition>