rename test case
Before, in `allennlp/tests/modules/seq2seq_encoders/pass_through_encoder_test.py`:
```python
class TestStackedSelfAttention(AllenNlpTestCase)
# ...
```
after:
```python
class TestPassThroughEncoder(AllenNlpTestCase):
# ...
```
@@ -6,7 +6,7 @@ from allennlp.common.testing import AllenNlpTestCase
from allennlp.modules.seq2seq_encoders import PassThroughEncoder
-class TestStackedSelfAttention(AllenNlpTestCase):
+class TestPassThroughEncoder(AllenNlpTestCase):
def test_get_dimension_is_correct(self):
encoder = PassThroughEncoder(input_dim=9)
assert encoder.get_input_dim() == 9
