Update test script sleep duration and test type (#5)

Author: DariuszPorowski

.github/workflows/merge-queue-demo.yaml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       - name: Run Expensive Test
-        run: ./scripts/test.sh sleep 2
+        run: ./scripts/test.sh sleep 5
 
   # Scenario: Job that only runs on PRs (e.g., quick linting, or checks not needed for merge)
   pr-exclusive:
@@ -46,7 +46,7 @@ jobs:
       - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       - name: Run Flaky Test
         # Change 'pass' to 'flaky' to simulate flakiness
-        run: ./scripts/test.sh pass
+        run: ./scripts/test.sh flaky
 
   # Scenario: Semantic Conflict Simulation
   # This job checks a version file. If two PRs change it incompatibly, this fails.