Add third data quality metric #238

Job	Run time
🔍 Files Changed / Changed Files	5s
⚙️ Checks / JVM Tests (GraalVM CE) (linux, amd64)	20m 37s
⚙️ Checks / JVM Tests (GraalVM CE) (windows, amd64)	45m 54s
⚙️ Checks / Engine (GraalVM CE) (linux, amd64)	16m 41s
⚙️ Checks / Engine (GraalVM CE) (windows, amd64)	17m 4s
⚙️ Checks / Standard Library Tests (GraalVM CE) (linux, amd64)	19m 50s
⚙️ Checks / Standard Library Tests (GraalVM CE) (windows, amd64)	24m 28s
⚙️ Checks / Verify License Packages (linux, amd64)	34s
⚙️ Checks (Optional) / Engine (GraalVM CE) (macos, amd64)	38m 36s
⚙️ Checks (Optional) / JVM Tests (GraalVM CE) (macos, amd64)	44m 31s
⚙️ Checks (Optional) / Standard Library Tests (GraalVM CE) (macos, amd64)	32m 14s
Engine Required Checks	1s
	4h 20m 35s

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