upgrade v0.12.0.md

Upgrade height: 3060000

Manuel upgrade

cd $HOME/elys
git fetch --all
git checkout v0.12.0
make build
sudo mv $HOME/elys/build/elysd $(which elysd)
sudo systemctl restart elysd && sudo journalctl -u elysd -fo cat

Cosmovisor Upgrade

cd $HOME
rm -rf elys
git clone https://github.com/elys-network/elys.git
cd elys
git checkout v0.12.0

make build

mkdir -p $HOME/.elys/cosmovisor/upgrades/v0.12.0/bin
mv build/elysd $HOME/.elys/cosmovisor/upgrades/v0.12.0/bin/
rm -rf build