Remove !has_transactional_callbacks? check

We only set the state on the record if that condition is `false` in the
first place, so we dont need to call that again. Also that call is
expensive, follow benchmark with before and after this change:

```
Calculating -------------------------------------
          persisted?    15.272k i/100ms
	  -------------------------------------------------
          persisted?    350.119k (± 4.6%) i/s -      1.756M
```

```
Calculating -------------------------------------
          persisted?    25.988k i/100ms
	  -------------------------------------------------
          persisted?      1.294M (± 5.3%) i/s -      6.445M
```

(benchmark borrowed from 57d35b2bf9e48173a5f97ccff5e6897f0c46411f)

0 files changed, 0 insertions, 0 deletions