gpgme: upgrade 1.24.3 -> 2.0.0

gpgme: upgrade 1.24.3 -> 2.0.0

Refresh 0001-pkgconfig.patch

Due to upstream [python: Remove Python bindings][1], remove
following patches
- 0002-gpgme-lang-python-gpg-error-config-should-not-be-use.patch
- 0003-Correctly-install-python-modules.patch
- 0006-fix-build-path-issue.patch

Due to upstream [cpp,qt: Remove C++ and Qt bindings][2],
remove cpp and qt bindings

License-Update: copyright years updated, remove blank line

[1] https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gpgme.git;a=commit;h=932caf37d36eca2caec59bf48bc505364a5765bb
[2] https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gpgme.git;a=commit;h=763d5f5d6a88ec938b8678ab597e1404af724553

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>