Move 75% of ART run-tests to test group `presubmit` in `TEST_MAPPING`.

Move some more ART run-tests from the `postsubmit` test group to the
`presubmit` test group. This progressive rollout is to make sure
introducing ART run-tests to this test group won't disturb/break
Android presubmits.

Output of `art/test/utils/regen-test-files`:

  $ art/test/utils/regen-test-files
  Generated Blueprint files for 621 ART run-tests out of 919 (67%).
  Generated TEST_MAPPING entries for 379 ART run-tests out of 919 (41%):
    18 tests (5%) in `mainline-presubmit` test group.
    284 tests (75%) in `presubmit` test group.
    95 tests (25%) in `postsubmit` test group.

Test: atest --test-mapping art:presubmit
Test: atest --test-mapping art:postsubmit
Bug: 152374989
Bug: 169310621
Change-Id: I72874fe39c52c1c0945b4cc2c48820fc432e4054
2 files changed