Run bitcoind --version as bitcoin user so perms aren't fucked

Author: casey

deploy/setup

@@ -82,7 +82,7 @@ if ! which bitcoind; then
   ./bin/install-bitcoin-core-linux
 fi
 
-bitcoind --version
+su bitcoin -c 'bitcoind --version'
 
 if [[ ! -e ~/.cargo/env ]]; then
   curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y