musl: improve ldd symlink creation to use $slibdir instead hardcoding /lib

base/musl/musl.conf

@@ -38,7 +38,7 @@ if [ "$SDECFG_LIBC" == "musl" ]; then
 		# create a symlink from ld-musl-$musl_arch.so to ldd
 		# if the dynlinker was started as "ldd" it will print
 		# DSO information
-		hook_add postinstall 5 'ln -vsf $root/lib/ld-musl-$musl_arch.so.1 $root$bindir/ldd'
+		hook_add postinstall 5 'ln -vsf $root$slibdir/ld-musl-$musl_arch.so.1 $root$bindir/ldd'
 	fi
 fi