Log Message:
libgcrypt: updated to 1.9.2

Noteworthy changes in version 1.9.2 (2021-02-17)
------------------------------------------------
 * Bug fixes:
   - Fix build problem for macOS in the random code.
   - Fix building with --disable-asm on x86.
   - Check public key for ECDSA verify operation.
   - Make sure gcry_get_config (NULL) returns a nul-terminated string.
   - Fix a memory leak in the ECDH code.
   - Fix a reading beyond end of input buffer in SHA2-avx2.

 * Other features:
   - New test driver to allow for standalone regression
     tests.