Migrate to new API calls on `TealAppDriver` #448

All 234 tests pass in 2m 4s

1 files ± 0 28 suites ±0 2m 4s ⏱️ + 1m 52s
234 tests ± 0 234 ✅ +26 0 💤 - 26 0 ❌ ±0
497 runs +52 497 ✅ +78 0 💤 - 26 0 ❌ ±0

Results for commit e0657de. ± Comparison against earlier commit 428c39a.