Create intermediate targets that can be shared by main ones.

No-Try: true
Bug: v8:11234
Change-Id: I9f9500da6c2c42df938fbf24bccac1ffa004b974
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2992713
Auto-Submit: Victor Gomes <victorgomes@chromium.org>
Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75426}