Rollup merge of #121907 - onur-ozkan:better-target-sanity-check, r=al…

…bertlarsan68

skip sanity check for non-host targets in `check` builds

For `check` builds, since we only need to perform a sanity check on the host target, this patch skips target sanity checks on non-host targets.

For more context, see rust-lang/rust#121519 (comment)

cc ``@saethlin``