Auto merge of #61300 - indygreg:upgrade-cross-make, r=sanxiyn
Auto merge of #61300 - indygreg:upgrade-cross-make, r=sanxiyn

Update musl-cross-make to 0.9.8

This version uses musl 1.1.22 and GCC 6.4.0 by default. It also
contains support for newer binutils and GCC versions, should we
want to bump those as well. But I'm purposefully limiting this
patch in order to reduce the surface area for controversy.

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