Rollup merge of #140228 - fmease:revert-overzealous-colon-recovery, r=jieyouxu

Revert overzealous parse recovery for single colons in paths

Basically manually reverts #136808, cc ``@chenyukang`` ``@estebank.``

Reopens #129273.
Fixes [after beta backport] #140227.

Author: matthiaskrgr