Add netstandard2.1 target and update DiagnosticSource dependency
#1450
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netstandard2.1 target and update DiagnosticSource dependency
#1450
| Job | Run time |
|---|---|
| 1s | |
| 1s | |
| 1s | |
| 1s | |
| 1s | |
| 1s | |
| 1s | |
| 7s |