Update CLAUDE.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

CLAUDE.md

@@ -87,7 +87,7 @@ Pre-built instrumentations: `prometheus-metrics-instrumentation-jvm`, `-caffeine
   - Code formatting (Spotless with Google Java Format)
   - Static analysis (Error Prone with NullAway)
   - Checkstyle validation
-  - All tests pass
+  - Build succeeds (tests are skipped; run `mise run test` or `mise run test-all` to execute tests)
 
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