descrip.mms.tmpl: in obj2bin, make sure an empty @deps means no empty lines
descrip.mms.tmpl: in obj2bin, make sure an empty @deps means no empty lines

Reviewed-by: Rich Salz <c04971a99e5a9ee80eaab4b1deb37e845b0bd697@openssl.org>

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl