Mount /dev/cpuset instead of /dev/cpuctl.

This mount point was used by ArtExecTest, and the test is being changed
to depending on /dev/cpuset.

Bug: 240930874
Test: art/tools/run-gtests.sh \
  /apex/com.android.art/bin/art/arm64/art_libarttools_tests
Change-Id: Ibe9539f8423d418da2b7a5d6185188cf212e5ba5
Merged-In: Ibe9539f8423d418da2b7a5d6185188cf212e5ba5
2 files changed