dispatch: remove stale comment about fdopen()-ed stdio
On Python 3, stdout is just wrapped by LineBufferedWrapper.
--- a/mercurial/dispatch.py Sat Dec 19 01:42:51 2020 -0500
+++ b/mercurial/dispatch.py Fri Dec 18 20:35:11 2020 +0900
@@ -207,9 +207,7 @@
except IOError:
pass
# Otherwise mark it as closed to silence "Exception ignored in"
- # message emitted by the interpreter finalizer. Be careful to
- # not close procutil.stdout, which may be a fdopen-ed file object
- # and its close() actually closes the underlying file descriptor.
+ # message emitted by the interpreter finalizer.
try:
fp.close()
except IOError: