test: update diagnostics_channel suppression tests for lazy storage

Signed-off-by: Divyanshu Sharma <divyanshu88999@gmail.com>

Author: DivyanshuX9

test/parallel/test-diagnostics-channel-suppression.js

@@ -159,20 +159,29 @@ const { AsyncLocalStorage } = require('async_hooks');
   const key = Symbol('store');
   const ch = channel('test-suppression-store');
   const als = new AsyncLocalStorage();
+  const normalAls = new AsyncLocalStorage();
 
+  // Normal store — should always be entered
+  ch.bindStore(normalAls, common.mustCall((data) => data));
+
+  // Bypass store — should be skipped inside suppressed()
+  ch.bindStore(als, common.mustNotCall(), { subscriberId: key });
+
+  // Normal subscriber — verifies normal store entered, bypass store skipped
   const handler = common.mustCall(() => {
+    assert.strictEqual(normalAls.getStore()?.entered, true);
     assert.strictEqual(als.getStore(), undefined);
   });
 
   ch.subscribe(handler);
-  ch.bindStore(als, common.mustNotCall(), { subscriberId: key });
 
   suppressed(key, common.mustCall(() => {
-    ch.publish({});
+    ch.publish({ entered: true });
   }));
 
   ch.unsubscribe(handler);
   ch.unbindStore(als);
+  ch.unbindStore(normalAls);
 }
 
 // Test 9: Wrong type for subscriberId throws ERR_INVALID_ARG_TYPE