Update vpnprofilestore_test to legacykeystore_test in TEST_MAPPING am: 86fc90f9c5 am: ae1bc91d1d

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ahash/+/1756455

Change-Id: Ib3a06e2ae3e0c5703bb5602b60071edaedf9ac5b