Clarify FAQ entry wording about lockfiles
Clarify FAQ entry wording about lockfiles

I received a report that this FAQ entry (and in particular the wording
"across whatever machine") generated some confusion. Reword the FAQ
entry for clarity.

rustyhorde/cargo,rust-lang/cargo,nipunn1313/cargo,eminence/cargo,rust-lang/cargo,rust-lang/cargo,rustyhorde/cargo,eminence/cargo,nipunn1313/cargo,eminence/cargo,rustyhorde/cargo,nipunn1313/cargo,rust-lang/cargo,eminence/cargo,rustyhorde/cargo,nipunn1313/cargo