Regenerate walletrpc package. (#418)
Regenerate walletrpc package. (#418)

Fixes build when using newer versions of the grpc packages.
jrick/btcwallet,jrick/dcrwallet,btcsuite/btcwallet,synrg-labs/btcwallet,jrick/btcwallet,Roasbeef/btcwallet,Stash-Crypto/btcwallet,synrg-labs/btcwallet,Stash-Crypto/btcwallet,decred/dcrwallet,Roasbeef/btcwallet,btcsuite/btcwallet,jrick/dcrwallet,decred/dcrwallet