Update checklist: remove new core devs from triage team (#1191)

* Update checklist: remove new core devs from triage team

* Punctuate list full sentences

* Link to Committers Discourse category

* Improve wording

Co-authored-by: Ezio Melotti <ezio.melotti@gmail.com>

* Update core-developers/become-core-developer.rst

Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>

---------

Co-authored-by: Ezio Melotti <ezio.melotti@gmail.com>
Co-authored-by: Carol Willing <carolcode@willingconsulting.com>

Author: 3 people

core-developers/become-core-developer.rst

@@ -31,8 +31,8 @@ are granted through these steps:
 #. A core developer (submitter, usually the mentor) starts a poll in the
    `Committers category`_ on the `Python Discourse`_.
 
-   - Open for 7 days
-   - Results shown upon close
+   - open for 7 days
+   - results shown upon close
 
 #. If the candidate receives at least two-thirds positive votes when the poll closes
    (as per :pep:`13`), the submitter `emails the steering council
@@ -43,18 +43,19 @@ are granted through these steps:
    (approver) will email the candidate:
 
    - A request for account details as required by
-     `🔒 python/voters <https://github.com/python/voters>`_
+     `🔒 python/voters <https://github.com/python/voters>`_.
    - A reminder about the `Code of Conduct`_ and guidance on reporting issues
-     to the PSF Conduct WG
+     to the PSF Conduct WG.
 
 #. Once the candidate has provided the pertinent details, the approver will:
 
-   - enable the various new privileges;
-   - add the new committer's details to
-     `🔒 python/voters <https://github.com/python/voters>`_;
-   - update the devguide to publicly list the new committer's team membership
-     at :ref:`developers`;
-   - send an announcement email to the Committers Discourse category.
+   - Enable the various new privileges.
+   - Remove the new committer from the triage team, if applicable.
+   - Add their details to `🔒 python/voters <https://github.com/python/voters>`_.
+   - Update the devguide to publicly list their team membership
+     at :ref:`developers`.
+   - Send an announcement email to the `Committers Discourse category
+     <https://discuss.python.org/c/committers/5>`_.
 
 .. _Code of Conduct: https://www.python.org/psf/conduct/
 .. _Committers category: https://discuss.python.org/c/committers/5