[libc] Revert "Propagate entrypoint deps to downstream targets."

This reverts commit 20cb440ea210597bf223505604bb5f2220a067c6 as the
target llvmlibc seems to be failing on the bots.

GitOrigin-RevId: a8086ba4ac85152d8407630e56e9ee5c8b46a214
10 files changed