update Slack link

also correct which steps are internal to the EWG

Author: nlharris

docs/PrinciplesReviewWorkflow.md

@@ -5,7 +5,7 @@ title: Principle Review Process
 
 This page describes the process for reviewing, updating, and creating [OBO Foundry Principles](http://obofoundry.github.io/principles/fp-000-summary.html). Most of the steps are done by the OBO Foundry Editorial Working Group (EWG).
 
-For the following, steps 1-5 are internal to the EWG and steps 6-7 are internal to the OBO Operations Committee. 
+For the following, steps 1-5 and 12-13 are internal to the EWG and steps 6-7 are internal to the OBO Operations Committee. 
 
 1. Discuss the principle during an Editorial Working Group (EWG) call.
 2. Write up proposed revisions as a [GitHub issue](https://github.com/OBOFoundry/OBOFoundry.github.io/issues/new?assignees=nataled&labels=attn%3A+Editorial+WG&projects=&template=obo-foundry-principles.md&title=Principle+%23%3CENTER+NUMBER+HERE%3E+%22%3CENTER+NAME+HERE%3E%22) (not a pull request).
@@ -14,10 +14,11 @@ For the following, steps 1-5 are internal to the EWG and steps 6-7 are internal
 5. If necessary, discuss changes made during the commenting period and finalize the text.
 6. Once the EWG agrees on a final version, a member presents the text to the OBO Foundry Operations Committee for discussion during a meeting or via the issue tracker.
 7. Once the wording is approved by OBO Operations, a member of the EWG makes a pull request reflecting the consensus of previous discussions. Note that the pull request should be marked as 'draft' if it is a new principle.
-8. For new principles or major changes to existing principles, announce the proposal on the [obo-discuss mailing list](mailto:obo-discuss@googlegroups.com) and the [obo-community #general Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-1oq48ttk7-kKo0i6TwntYtAq~Jcjjg4g) and request public feedback.
-9. Allow a two-week commenting period on the pull request.
-10. If the feedback includes major changes or objections, re-discuss during an OBO Operations call and re-do any relevant steps indicated above.
-11. At the end of the commenting period, assuming no major changes are needed, a member of the EWG will merge the pull request (removing 'draft' status if appropriate) and thereby make the changes public.
-12. Add the new principle to the [Principles Summary](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/fp-000-summary.md) list and to the [Principles dropdown menu](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/all.yml).
+8. For new principles or major changes to existing principles, announce the proposal on the [obo-discuss mailing list](mailto:obo-discuss@googlegroups.com)
+   and the [obo-community #general Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-3gs80gmrk-9yZT913GViLUg04pgE3wOA) and request public feedback.
+10. Allow a two-week commenting period on the pull request.
+11. If the feedback includes major changes or objections, re-discuss during an OBO Operations call and re-do any relevant steps indicated above.
+12. At the end of the commenting period, assuming no major changes are needed, a member of the EWG will merge the pull request (removing 'draft' status if appropriate) and thereby make the changes public.
+13. Add the new principle to the [Principles Summary](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/fp-000-summary.md) list and to the [Principles dropdown menu](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/all.yml).
 
 The need for a new principle can arise when an existing principle tries to cover too much and requires splitting, or as new needs arise within the community.