patchbomb: use single quotes around command hint Windows command lines use double quotes to quote arguments with spaces. This change is in a series to unify around using single quotes around commands, and double quotes around interior arguments. This changeset is taken on stable for consistency with similar update done before the freeze. See 2e58dc022caa, ad2cd2ef25d9, fc1d75e7a98d and 9dcc9ed26d33.