Auto merge of #9538 - ehuss:docs-include-exclude, r=alexcrichton
Auto merge of #9538 - ehuss:docs-include-exclude, r=alexcrichton

Update documentation for include/exclude.

Closes #9502.

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