message: CMake: fix pivx-qt linking
  Added missing sodium library
diff: @@ -225,6 +225,7 @@ target_link_libraries(pivx-qt
  SERVER_A UTIL_A WALLET_A CLI_A COMMON_A BITCOIN_CRYPTO_A ZEROCOIN_A SAPLING_A
  leveldb crc32c secp256k1 rustzcash
  ${BerkeleyDB_LIBRARIES} ${OPENSSL_LIBRARIES} ${Boost_LIBRARIES} ${PROTOBUF_LIBRARIES} ${LIBEVENT_LIB}
  + ${sodium_LIBRARY_RELEASE}
  -ldl pthread
  )
  if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
  