test: focus diagnostics and evidence checks on behavior (#9303)

* test: focus configuration diagnostics on their owners

Preserve shape errors, selected paths, recovery guidance, and unchanged-file behavior across parser, setup, and uninstall boundaries.

* test: focus artifact and evidence checks on behavior

Retain format, identity, malformed-input, and cleanup coverage while removing fixed prose and closing the admitted test source.

* refactor(debugger): use configured session admission limits

* test: focus evidence and diagnostics on behavior

* fix(test): restore verifier export and formatting

* test(config): verify debugger limit ranges

* test(rizin): keep fixture executable authoritative

* test(rizin): isolate debugger fixture environment

src/application/javascript/JavaScriptRuntimeObservationService.test.ts

@@ -20,7 +20,7 @@ import {
   expectOutputError,
   expectOwnerError,
   expectPreemptedCancellation,
-} from "../ownerObservationExpectation.fixture.js";
+} from "../../../tests/fixtures/ownerObservationExpectation.js";
 
 const observeCancelled = async (partial: unknown) => {
   const reason = { requested: "stop before runtime observation completed" };