bpo-31128: Allow pydoc to bind to arbitrary hostnames (#3011)

New -n flag allow overriding localhost with custom value,
for example to run from containers.
diff --git a/Misc/ACKS b/Misc/ACKS
index 462a74e..0f6ac7d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1177,6 +1177,7 @@
 Heikki Partanen
 Harri Pasanen
 Gaël Pasgrimaud
+Feanil Patel
 Ashish Nitin Patil
 Alecsandru Patrascu
 Randy Pausch