fix typo

bin/first_time_ubuntu.sh

@@ -26,7 +26,7 @@ sudo su - postgres bash -c 'createuser -U postgres --createdb --createrole --sup
 PG_HBA=$(find /etc/postgresql -mindepth 1 -maxdepth 1 -type d | sort | tail -1)/main/pg_hba.conf
 sudo cat ${PG_HBA} | sed -e 's/  peer/  trust/g' | sed -e 's/  md5/  trust/g' > /tmp/pg_hba.conf || die "Error filtering ${PG_HBA}"
 sudo bash -c "cat /tmp/pg_hba.conf > ${PG_HBA}" || die "Error rewriting ${PG_HBA}"
-sudo service postgresql restart || die "Error restaring pgsql"
+sudo service postgresql restart || die "Error restarting pgsql"
 
 # Create DB user 'bubble', with the ability to create databases
 createuser --createdb bubble || die "Error creating bubble DB user"