Use pcsclite for communicating with OpenPGP smartcards

As opgpcard uses pcsclite and gnupg is able to use it as well, switch
away from using gnupg's internal ccid driver.

airootfs/etc/systemd/system/sockets.target.wants/pcscd.socket

@@ -0,0 +1 @@
+/usr/lib/systemd/system/pcscd.socket

airootfs/root/.gnupg/scdaemon.conf

@@ -0,0 +1,4 @@
+disable-ccid
+disable-pinpad
+pcsc-driver /usr/lib/libpcsclite.so
+pcsc-shared

profiledef.sh

@@ -19,6 +19,7 @@ file_permissions=(
   ["/etc/shadow"]="0:0:400"
   ["/root"]="0:0:750"
   ["/root/.automated_script.sh"]="0:0:755"
+  ["/root/.gnupg"]="0:0:700"
   ["/usr/local/bin/choose-mirror"]="0:0:755"
   ["/usr/local/bin/Installation_guide"]="0:0:755"
   ["/usr/local/bin/livecd-sound"]="0:0:755"