readme: update meeting notes

With the addition of the new repo for creating dynamic fcos meeting checklists,
update readme to mention its location, and make old meeting notes legacy, and
minimized.

README.md

@@ -73,6 +73,14 @@ meeting on IRC.
 
 ## Steps to run the meeting
 
+The fedora meeting host can follow the guide which is curated by the [fcos-meeting-action](https://github.com/coreos/fcos-meeting-action) repo.
+Every Wednesday a new checklist will be available in the form of a issue in the fcos-meeting-action repo, which can be used to run the meeting.
+
+If the action meeting repo is not available for some reason, the host can follow the below steps to run the meeting.
+<details>
+<summary>Legacy Meeting steps</summary>
+## Steps to run the meeting
+
 - `cd` to a local checkout of this repo and `git pull`
 - Ping [meeting people](https://github.com/coreos/fedora-coreos-tracker/blob/main/meeting-people.txt) in `#fedora-coreos` on libera.chat
     - `bash meeting-people.txt`
@@ -134,6 +142,7 @@ Log:  <URL to meetbot .log.html>
 
 <Copy/paste content of meetbot .txt>
 ```
+</details>
 
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