Merge #11960: [Doc] Fix link to installation script
3d3e58e [Doc] Fix link to installation script (laudaa)
Pull request description:
While trying to set up a fresh build by following the Doc, I've noticed that the scripts to the installation script are broken. They try to go to:
https://github.com/bitcoin/bitcoin/blob/master/doc/contrib/install_db4.sh, but should go to:
https://github.com/bitcoin/bitcoin/blob/master/contrib/install_db4.sh
Tree-SHA512: db7df9dbfdd946c6edc07e10b6717cbb82083f974f11765dc2b6942d20d1569f54bf63da34cf29ee12ba2217e342574d382e4dc61ee2d2617f40e87b538ab76a