Revert "chore(mypy): Ignore Directive annotations for now"

This reverts commit 2f96169.

src/doctest_docutils.py

@@ -142,19 +142,20 @@ def run(self) -> t.List[Node]:
 class TestsetupDirective(TestDirective):
     """Test setup directive."""
 
-    option_spec: t.ClassVar[OptionSpec] = {"skipif": directives.unchanged_required}  # type:ignore
+    option_spec: t.ClassVar[OptionSpec] = {"skipif": directives.unchanged_required}
 
 
 class TestcleanupDirective(TestDirective):
     """Test cleanup directive."""
 
-    option_spec: t.ClassVar[OptionSpec] = {"skipif": directives.unchanged_required}  # type:ignore
+    option_spec: t.ClassVar[OptionSpec] = {"skipif": directives.unchanged_required}
 
 
 class DoctestDirective(TestDirective):
     """Doctest directive."""
 
-    option_spec: t.ClassVar[OptionSpec] = {  # type:ignore
+    option_spec: t.ClassVar[OptionSpec] = {
+        "hide": directives.flag,
         "no-trim-doctest-flags": directives.flag,
         "options": directives.unchanged,
         "pyversion": directives.unchanged_required,