slp_parser: fix missing-field-initializers warnings

By attempting to pass a single field value into the Message,
the implication is that the other fields are non-initialized, due
to list-initialization rules.  Remove the first `0` parameter, so
that the default initialization is done.

Change-Id: If85a39c8c34299ec508edd888c052f622a463770
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
1 file changed