install rust using rustup

pyproject.toml

@@ -43,6 +43,5 @@ select = [
 "*.pyi" = ["F403", "F405", "PYI001", "PYI002"]
 
 [tool.cibuildwheel.linux]
-# mirrorlist.centos.org doesn't exist anymore
-# Workaround from https://serverfault.com/a/1161847
-before-all = "sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d/*.repo && sed -i s/^#.*baseurl=http/baseurl=http/g /etc/yum.repos.d/*.repo && yum install -y rust cargo"
+before-all = "curl -sSf https://sh.rustup.rs | sh -s -- -y"
+environment = "PATH=$HOME/.cargo/bin:$PATH"