libusb1: enable udev support for dynamically linked musl platform (#195351)

This was previously disabled because pkgs.udev (=pkgs.systemd) was not building on musl, but that is no longer the case.
This fixes the build of pkgsMusl.usbutils, which requires udev support in libusb1.

pkgs/development/libraries/libusb1/default.nix

@@ -3,7 +3,7 @@
 , fetchpatch
 , autoreconfHook
 , pkg-config
-, enableUdev ? stdenv.isLinux && !stdenv.hostPlatform.isMusl
+, enableUdev ? stdenv.isLinux && !stdenv.targetPlatform.isStatic
 , udev
 , libobjc
 , IOKit