[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

docs/source/command_line.rst

@@ -1216,7 +1216,7 @@ List of currently incomplete/experimental features:
 
      def test_values() -> {"int": int, "str": str}:
          return {"int": 42, "str": "test"}
- 
+
 .. option:: --find-occurrences CLASS.MEMBER
 
     This flag will make mypy print out all usages of a class member