This update for libgcrypt fixes the following issues:

- libgcrypt stored an open file descriptor to the random device in
a static variable between invocations.
gnome-keyring-daemon on initialization reopened descriptors 0-2
with /dev/null which caused an infinite loop when libgcrypt
attempted to read from the random device (bsc#1043333)
- Avoid seeding the DRBG during FIPS power-up selftests (bsc#1046659)
* don't call gcry_drbg_instantiate() in healthcheck sanity test to
save entropy
* turn off blinding for RSA decryption in selftests_rsa to avoid
allocation of a random integer
- fix a bug in gcry_drbg_healthcheck_sanity() which caused skipping
some of the tests (bsc#1046659)
- dlsym returns PLT address on s390x, dlopen libgcrypt20.so before
calling dlsym (bsc#1047008)

This update was imported from the SUSE:SLE-12:Update update project.