chore: use gapic-generator-python 0.52.0 (#4)

* chore: use gapic-generator-python 0.52.0

fix: improper types in pagers generation
PiperOrigin-RevId: 399773015

Source-Link: googleapis/googleapis@410c184

Source-Link: googleapis/googleapis-gen@290e883
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiMjkwZTg4MzU0NWUzYWM5ZmYyYmQwMGNkMGRhY2IyOGYxYjhjYTk0NSJ9

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

packages/google-cloud-bigquery-migration/google/cloud/bigquery_migration_v2alpha/services/migration_service/pagers.py

@@ -15,13 +15,13 @@
 #
 from typing import (
     Any,
-    AsyncIterable,
+    AsyncIterator,
     Awaitable,
     Callable,
-    Iterable,
     Sequence,
     Tuple,
     Optional,
+    Iterator,
 )
 
 from google.cloud.bigquery_migration_v2alpha.types import migration_entities
@@ -75,14 +75,14 @@ def __getattr__(self, name: str) -> Any:
         return getattr(self._response, name)
 
     @property
-    def pages(self) -> Iterable[migration_service.ListMigrationWorkflowsResponse]:
+    def pages(self) -> Iterator[migration_service.ListMigrationWorkflowsResponse]:
         yield self._response
         while self._response.next_page_token:
             self._request.page_token = self._response.next_page_token
             self._response = self._method(self._request, metadata=self._metadata)
             yield self._response
 
-    def __iter__(self) -> Iterable[migration_entities.MigrationWorkflow]:
+    def __iter__(self) -> Iterator[migration_entities.MigrationWorkflow]:
         for page in self.pages:
             yield from page.migration_workflows
 
@@ -141,14 +141,14 @@ def __getattr__(self, name: str) -> Any:
     @property
     async def pages(
         self,
-    ) -> AsyncIterable[migration_service.ListMigrationWorkflowsResponse]:
+    ) -> AsyncIterator[migration_service.ListMigrationWorkflowsResponse]:
         yield self._response
         while self._response.next_page_token:
             self._request.page_token = self._response.next_page_token
             self._response = await self._method(self._request, metadata=self._metadata)
             yield self._response
 
-    def __aiter__(self) -> AsyncIterable[migration_entities.MigrationWorkflow]:
+    def __aiter__(self) -> AsyncIterator[migration_entities.MigrationWorkflow]:
         async def async_generator():
             async for page in self.pages:
                 for response in page.migration_workflows:
@@ -207,14 +207,14 @@ def __getattr__(self, name: str) -> Any:
         return getattr(self._response, name)
 
     @property
-    def pages(self) -> Iterable[migration_service.ListMigrationSubtasksResponse]:
+    def pages(self) -> Iterator[migration_service.ListMigrationSubtasksResponse]:
         yield self._response
         while self._response.next_page_token:
             self._request.page_token = self._response.next_page_token
             self._response = self._method(self._request, metadata=self._metadata)
             yield self._response
 
-    def __iter__(self) -> Iterable[migration_entities.MigrationSubtask]:
+    def __iter__(self) -> Iterator[migration_entities.MigrationSubtask]:
         for page in self.pages:
             yield from page.migration_subtasks
 
@@ -273,14 +273,14 @@ def __getattr__(self, name: str) -> Any:
     @property
     async def pages(
         self,
-    ) -> AsyncIterable[migration_service.ListMigrationSubtasksResponse]:
+    ) -> AsyncIterator[migration_service.ListMigrationSubtasksResponse]:
         yield self._response
         while self._response.next_page_token:
             self._request.page_token = self._response.next_page_token
             self._response = await self._method(self._request, metadata=self._metadata)
             yield self._response
 
-    def __aiter__(self) -> AsyncIterable[migration_entities.MigrationSubtask]:
+    def __aiter__(self) -> AsyncIterator[migration_entities.MigrationSubtask]:
         async def async_generator():
             async for page in self.pages:
                 for response in page.migration_subtasks: