chore: Fix typos

docs/source/internal/writing-documentation.rst

@@ -116,7 +116,7 @@ Use the option template for new options
 All of |Flake8|'s command-line options are documented in the User Guide. Each
 option is documented individually using the ``.. option::`` directive provided
 by Sphinx. At the top of the document, in a reStructuredText comment, is a
-template that should be copied and pasted into place when documening new
+template that should be copied and pasted into place when documenting new
 options.
 
 .. note::
@@ -175,7 +175,7 @@ behaviour of a certain piece of configuration or invocation.
 
 Plugin developers will only care about the internals of |Flake8| as much as
 they will have to interact with that. Keep discussions of internal to the
-mininmum required.
+minimum required.
 
 Finally, Flake8 Developers and Contributors need to know how everything fits
 together. We don't need detail about every line of code, but cogent

src/flake8/main/application.py

@@ -93,7 +93,7 @@ def run_checks(self) -> None:
         """Run the actual checks with the FileChecker Manager.
 
         This method encapsulates the logic to make a
-        :class:`~flake8.checker.Manger` instance run the checks it is
+        :class:`~flake8.checker.Manager` instance run the checks it is
         managing.
         """
         assert self.file_checker_manager is not None