add libgpme component

component/libgpgme/buildout.cfg

+[buildout]
+extends =
+  ../gnutls/buildout.cfg
+  ../gnupg/buildout.cfg
+
+parts =
+  libgpgme
+
+[libgpgme]
+recipe = slapos.recipe.cmmi
+url = https://www.gnupg.org/ftp/gcrypt/gpgme/gpgme-1.23.2.tar.bz2
+md5sum = 01a8c05b409847e87daf0543e91f8c37
+configure-options =
+  --disable-gpg-test
+  --with-libgpg-error-prefix=${libgpg-error:location}
+  --with-libassuan-prefix=${libassuan:location}
+make-options =
+  PYTHONS=
+environment =
+  LDFLAGS=-Wl,-rpath=${libgpg-error:location}/lib -Wl,-rpath=${libassuan:location}/lib