python3.pkgs.pyocd: relax pylink-square constraint

1.0 seems to be very minor changes[1]. The flash() method is not used
anywhere in pyocd as far as I can tell, the tests all pass, and it
doesn't build at all otherwise.

[1]: https://github.com/square/pylink/blob/master/CHANGELOG.md#100

pkgs/development/python-modules/pyocd/default.nix

···
 
   postPatch = ''
     substituteInPlace setup.cfg \
-        --replace "libusb-package>=1.0,<2.0" ""
+        --replace "libusb-package>=1.0,<2.0" "" \
+        --replace "pylink-square>=0.11.1,<1.0" "pylink-square>=0.11.1,<2.0"
   '';
 
   meta = with lib; {