speedo: Remove obsolete configure option of gpgme.

* build-aux/speedo.mk (speedo_pkg_gpgme_configure): Remove
--disable-w32-qt option.

This option is obsolete since GPGME 1.7 (in 2016)

(cherry picked from commit d7323bb2d957fbeb8192c0ecbd99b1d14d302912)

• Signed-off-by: Werner Koch <wk@gnupg.org>