recipes: Exclude non-buildable recipes from world for musl build

These recipes need to be fixed for musl, until they are needed
on musl lets remove them from world builds

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-connectivity/wvdial/wvdial_1.61.bb

@@ -30,3 +30,5 @@ do_configure() {
 do_install() {
     oe_runmake prefix=${D}/usr PPPDIR=${D}/etc/ppp/peers install
 }
+# http://errors.yoctoproject.org/Errors/Details/186959/
+EXCLUDE_FROM_WORLD_libc-musl = "1"