Revert "Bump libgnutls - Note that 2.3.4 was available when last bumped"

2.3.4 is the unstable branch, as not indicated on the download page
This reverts commit cbac72de.

extras/contrib/src/packages.mak

@@ -143,7 +143,7 @@ GPGERROR_URL=$(VIDEOLAN)/testing/contrib/libgpg-error-$(GPGERROR_VERSION).tar.bz
 GCRYPT_VERSION=1.4.0
 #GCRYPT_URL=$(VIDEOLAN)/testing/contrib/libgcrypt-$(GCRYPT_VERSION).tar.bz2
 GCRYPT_URL=ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-$(GCRYPT_VERSION).tar.bz2
-GNUTLS_VERSION=2.3.5
+GNUTLS_VERSION=2.2.2
 GNUTLS_URL=http://www.gnu.org/software/gnutls/releases/gnutls-$(GNUTLS_VERSION).tar.bz2
 OPENCDK_VERSION=0.6.6
 OPENCDK_URL=http://www.gnu.org/software/gnutls/releases/opencdk/opencdk-$(OPENCDK_VERSION).tar.bz2