Add application/texinfo as official MIME type in mimetypes.py

Author: clin1234

Lib/mimetypes.py

@@ -549,8 +549,8 @@ def _default_mime_types():
         '.tar'    : 'application/x-tar',
         '.tcl'    : 'application/x-tcl',
         '.tex'    : 'application/x-tex',
-        '.texi'   : 'application/x-texinfo',
-        '.texinfo': 'application/x-texinfo',
+        '.texi'   : 'application/texinfo',
+        '.texinfo': 'application/texinfo',
         '.roff'   : 'application/x-troff',
         '.t'      : 'application/x-troff',
         '.tr'     : 'application/x-troff',