setup.py: fix typo

Signed-off-by: Konrad Weihmann <kweihmann@outlook.com>

Author: priv-kweihmann

setup.py

@@ -14,7 +14,7 @@
 setup(
     name='pkginfo2',
     version='30.0.0',
-    description='Query metadatdata from sdists / bdists / installed packages. Safer fork of pkginfo to avoid doing arbitrary imports and eval()',
+    description='Query metadata from sdists / bdists / installed packages. Safer fork of pkginfo to avoid doing arbitrary imports and eval()',
     platforms=['Unix', 'Windows'],
     long_description='\n\n'.join([README, CHANGES]),
     long_description_content_type= 'text/x-rst',