added where field

added "where" (or better name?) field for each to fill in the conference bridge.  

Consider adding general info on where to find dial-in numbers at bottom so it's not too cluttered for each meeting??

README.md

@@ -7,16 +7,20 @@ The SPDX Project has several Teams and topical groups that meet as follows. All
 
 ## General meeting
 * Time and cadence: once per month on the first Thursday of the month at 11:00am
+* Where: https://meet.jit.si/SPDXGeneralMeeting
 * Description: General call with general updates, updates from each Team, and sometimes guest speakers (e.g., talks on how people are using SPDX, GSoC student presentations, etc.)
 
 ## Tech Team meetings
 * Time and cadence:
+* Where: 
 * Descriptions:
 
 ## Legal Team meetings
 * Time and cadence: twice per month on the second and fourth Thursday of the month at noon
+* Where: https://meet.jit.si/SPDXLegalMeeting
 * Descriptions: Regular meeting for the Legal Team to discuss current work, projects, etc. 
 
 ## Outreach Team meetings
 * Time and cadence:
+* Where: 
 * Descriptions: