Rollup merge of #55692 - matthiaskrgr:remark_debuginfo_hint, r=michaelwoerister
Rollup merge of #55692 - matthiaskrgr:remark_debuginfo_hint, r=michaelwoerister

-C remark: fix incorrect warning about requiring "--debuginfo" instead of "-C debuginfo=n"

Previously suggested "--debuginfo" does not actually work.

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