Disable CloseUnrelatedProjectsInQ7Explorer test with skipExecution (#318)

Agent-Logs-Url: https://github.com/eclipse-rcptt/org.eclipse.rcptt/sessions/eb08b044-0457-48c6-90b3-08f36d7c3361

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: basilevs <650857+basilevs@users.noreply.github.com>

Author: Copilot

rcpttTests/rcptt_ide/platform_tests/q7Explorer/CloseUnrelatedProjectsInQ7Explorer.test

@@ -8,7 +8,7 @@ External-Reference:
 Id: _n3bH8MmFEeCVO9X7TqWdlg
 Runtime-Version: 2.3.0.qualifier
 Save-Time: 5/11/18 3:07 PM
-Tags: Q7Explorer, Project
+Tags: Q7Explorer, Project, skipExecution
 Testcase-Type: ecl
 
 ------=_.description-216f885c-d591-38ce-8ea2-e4f8cb4d6ffa
@@ -25,6 +25,9 @@ Contributors:
     Xored Software Inc - initial creation and/or initial documentation
 --------------------------------------------------------------------------------
 
+Note: skipExecution because of https://github.com/eclipse-platform/eclipse.platform.ui/pull/3871#issuecomment-4336933994.
+Re-enable this test after the Eclipse Platform fix (reverting this regression) reaches the staging repository.
+
 1. Select project with reference
 2. Select "Close Unrelated Projects" in context menu
 3. Make sure that p3 project is closed, but is displayed in Q7 Explorer