Save call to `Telemetry\System::snapshot()` #768

Job	Run time
Coding Guidelines	44s
Dependency Validation	8s
Type Checker	25s
Unit Tests (ubuntu-latest, 8.1)	9s
Unit Tests (ubuntu-latest, 8.2)	10s
Unit Tests (ubuntu-latest, 8.3)	9s
Unit Tests (ubuntu-latest, 8.4)	15s
Unit Tests (windows-latest, 8.1)	36s
Unit Tests (windows-latest, 8.2)	39s
Unit Tests (windows-latest, 8.3)	38s
Unit Tests (windows-latest, 8.4)	36s
End-to-End Tests (ubuntu-latest, 8.1)	38s
End-to-End Tests (ubuntu-latest, 8.2)	38s
End-to-End Tests (ubuntu-latest, 8.3)	34s
End-to-End Tests (ubuntu-latest, 8.4)	41s
End-to-End Tests (windows-latest, 8.1)	1m 42s
End-to-End Tests (windows-latest, 8.2)	1m 41s
End-to-End Tests (windows-latest, 8.3)	1m 34s
End-to-End Tests (windows-latest, 8.4)	1m 44s
Code Coverage	1m 31s
Build PHAR	36s
Test PHAR (8.1, pcov)	16s
Test PHAR (8.1, xdebug)	34s
Test PHAR (8.2, pcov)	16s
Test PHAR (8.2, xdebug)	28s
Test PHAR (8.3, pcov)	21s
Test PHAR (8.3, xdebug)	30s
Test PHAR (8.4, pcov)	16s
Test PHAR (8.4, xdebug)	35s
	19m 4s

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