[SPARK-36991][PYTHON] Inline type hints for spark/python/pyspark/sql/streaming.py

### What changes were proposed in this pull request?
Inline type hints for spark/python/pyspark/sql/streaming.py

### Why are the changes needed?
Current stub files cannot support type checking within function bodies. So we wanted to inline type hints for spark/python/pyspark/sql/streaming.py.

### Does this PR introduce _any_ user-facing change?
No.

### How was this patch tested?
Existing test.

Closes apache#34277 from xinrong-databricks/inline_streaming.

Authored-by: Xinrong Meng <[email protected]>
Signed-off-by: Takuya UESHIN <[email protected]>

Author: xinrong-meng