Migrate most usages of Truth8.assertThat to equivalent usages of Truth.assertThat, and qualify others.
#627
| Job | Run time |
|---|---|
| 2m 32s | |
| 2m 3s | |
| 46s | |
| 1m 35s | |
| 44s | |
| 1m 34s | |
| 7m 43s | |
| 1m 36s | |
| 2m 58s | |
| 25s | |
| 0s | |
| 21m 56s |