Combine multiple awaits into Promise.allSettled

[j2fong]

drlc-prototype/src/scheduler.js

Line 26 in 795de8b

 const context = await smartApp.withContext(installedAppId); 

and #L29

Each of these await lines doesn't seem to be depending on each other. Maybe we can execute them concurrently and save some execution time.

[Bob Florian]

Change made