Remove direct Zoom link (open-telemetry#816)

Zoom links are randomized and in the calendar. Removed the existing link.

Author: mtwo

Diff for: README.md

@@ -88,9 +88,7 @@ To release a package as `1.0` stable, the package:
 
 See [CONTRIBUTING.md](CONTRIBUTING.md)
 
-We meet weekly on Thursday, and the time of the meeting alternates between 9AM PT and 4PM PT. The meeting is subject to change depending on contributors' availability. Check the [OpenTelemetry community calendar](https://calendar.google.com/calendar/embed?src=google.com_b79e3e90j7bbsa2n2p5an5lf60%40group.calendar.google.com) for specific dates.
-
-Meetings take place via [Zoom video conference](https://zoom.us/j/8287234601?pwd=YjN2MURycXc4cEZlYTRtYjJaM0grZz09). The passcode is _77777_.
+We meet weekly on Thursday, and the time of the meeting alternates between 9AM PT and 4PM PT. The meeting is subject to change depending on contributors' availability. Check the [OpenTelemetry community calendar](https://calendar.google.com/calendar/embed?src=google.com_b79e3e90j7bbsa2n2p5an5lf60%40group.calendar.google.com) for specific dates and for the Zoom link.
 
 Meeting notes are available as a public [Google doc](https://docs.google.com/document/d/1CIMGoIOZ-c3-igzbd6_Pnxx1SjAkjwqoYSUWxPY8XIs/edit). For edit access, get in touch on [GitHub Discussions](https://github.com/open-telemetry/opentelemetry-python/discussions).