Use `enso.dev.insight` property to turn Insight on #30083

Job	Run time
Cancel Previous Runs	3s
Engine (GraalVM CE) (linux, amd64)	19m 32s
Engine (GraalVM CE) (macos, amd64)	37m 15s
Engine (GraalVM CE) (windows, amd64)	17m 40s
JVM Tests (GraalVM CE) (linux, amd64)	22m 9s
JVM Tests (GraalVM CE) (macos, amd64)	52m 47s
JVM Tests (GraalVM CE) (windows, amd64)	57m 50s
Standard Library Tests (GraalVM CE) (linux, amd64)	21m 11s
Standard Library Tests (GraalVM CE) (macos, amd64)	34m 24s
Standard Library Tests (GraalVM CE) (windows, amd64)	23m 16s
Verify License Packages (linux, amd64)	3m 13s
	4h 49m 20s

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