update daemon to 0.19.3
update daemon to 0.19.3

0.19.3 is the most recent stable version and what is shipped with the predesign in 0.21.4
lbryio/lbry-electron,lbryio/lbry-app,lbryio/lbry-electron,lbryio/lbry-app,lbryio/lbry-electron