[Docs] Fix warnings in `mkdocs build` (continued) (#23743)

Signed-off-by: Zerohertz <ohg3417@gmail.com>
Signed-off-by: Hyogeun Oh (오효근) <ohg3417@gmail.com>

vllm/v1/worker/gpu_input_batch.py

@@ -525,9 +525,6 @@ class InputBatch:
         Any consecutive empty indices at the very end of the list are not
         filled.
 
-        Args:
-          empty_req_indices: empty indices which may be filled.
-
         Returns:
           swaps: list of (from,to) swap tuples for moved requests
           empty_req_indices: indices not filled by condensation

vllm/v1/worker/tpu_model_runner.py

@@ -552,7 +552,7 @@ class TPUModelRunner(LoRAModelRunnerMixin, KVConnectorModelRunnerMixin):
         return kv_cache_spec
 
     def _get_slot_mapping_metadata(self, num_reqs,
-                                   num_scheduled_tokens_per_req):
+                                   num_scheduled_tokens_per_req) -> np.ndarray:
         """
         Computes metadata for mapping slots to blocks in the key-value (KV)
         cache for a batch of requests.