Fix typo in option name
diff --git a/Lib/distutils/command/sdist.py b/Lib/distutils/command/sdist.py
index 818a452..1118060 100644
--- a/Lib/distutils/command/sdist.py
+++ b/Lib/distutils/command/sdist.py
@@ -73,7 +73,7 @@
         ('dist-dir=', 'd',
          "directory to put the source distribution archive(s) in "
          "[default: dist]"),
-        ('medata-check', None,
+        ('metadata-check', None,
          "Ensure that all required elements of meta-data "
          "are supplied. Warn if any missing. [default]"),
         ]