fix: two typing tweaks

Author: nedbat

coverage/sqldata.py

@@ -596,7 +596,7 @@ def touch_file(self, filename: str, plugin_name: str = "") -> None:
         """
         self.touch_files([filename], plugin_name)
 
-    def touch_files(self, filenames: Iterable[str], plugin_name: Optional[str] = None) -> None:
+    def touch_files(self, filenames: Collection[str], plugin_name: Optional[str] = None) -> None:
         """Ensure that `filenames` appear in the data, empty if needed.
 
         `plugin_name` is the name of the plugin responsible for these files.

doc/excluding.rst

@@ -95,6 +95,7 @@ For example, here's a list of exclusions I've used::
         raise NotImplementedError
         if 0:
         if __name__ == .__main__.:
+        if TYPE_CHECKING:
         class .*\bProtocol\):
         @(abc\.)?abstractmethod