[fix][doc] Ammend PIP proposal around discussions
@@ -80,7 +80,10 @@ The process works in the following way:
1. The author(s) of the proposal will create a GitHub issue ticket choosing the
template for PIP proposals.
2. The author(s) will send a note to the dev@pulsar.apache.org mailing list
- to start the discussion, using subject prefix `[PIP] xxx`.
+ to start the discussion, using subject prefix `[PIP] xxx`. The discussion
+ need to happen in the mailing list. Please avoid discussing it using
+ GitHub comments in the PIP GitHub issue, as it creates two tracks
+ of feedback.
3. Based on the discussion and feedback, some changes might be applied by
authors to the text of the proposal.
4. Once some consensus is reached, there will be a vote to formally approve
