Auto merge of #54113 - alexcrichton:update-cargo, r=Mark-Simulacrum
Auto merge of #54113 - alexcrichton:update-cargo, r=Mark-Simulacrum

Update Cargo submodule

Bring in a few last-minute updates before the 1.30.0 release

graydon/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,graydon/rust,graydon/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,GBGamer/rust,aidancully/rust,aidancully/rust,aidancully/rust