Migrate org.eclipse.text.quicksearch.tests from JUnit 4 to JUnit 5

[vogella]

No description provided.

[eclipse-platform-bot]

This pull request changes some projects for the first time in this development cycle.
Therefore the following files need a version increment:

tests/org.eclipse.text.quicksearch.tests/META-INF/MANIFEST.MF

An additional commit containing all the necessary changes was pushed to the top of this PR's branch. To obtain these changes (for example if you want to push more changes) either fetch from your fork or apply the git patch.

Git patch

From 6a0ca9793dd5fce30e1a1dba34a77bec6fbcc266 Mon Sep 17 00:00:00 2001
From: Eclipse Platform Bot <[email protected]>
Date: Tue, 21 Oct 2025 11:06:05 +0000
Subject: [PATCH] Version bump(s) for 4.38 stream


diff --git a/tests/org.eclipse.text.quicksearch.tests/META-INF/MANIFEST.MF b/tests/org.eclipse.text.quicksearch.tests/META-INF/MANIFEST.MF
index a5a66790ad..d805feff89 100644
--- a/tests/org.eclipse.text.quicksearch.tests/META-INF/MANIFEST.MF
+++ b/tests/org.eclipse.text.quicksearch.tests/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.text.quicksearch.tests
-Bundle-Version: 1.3.0.qualifier
+Bundle-Version: 1.3.100.qualifier
 Require-Bundle: org.eclipse.core.runtime,
  org.eclipse.text.quicksearch;bundle-version="1.0.300",
  org.eclipse.core.resources,
-- 
2.51.0

Further information are available in Common Build Issues - Missing version increments.

[github-actions]

Test Results

 3 018 files  ±0   3 018 suites  ±0   2h 28m 3s ⏱️ + 1m 24s
 8 229 tests ±0   7 980 ✅ ±0  249 💤 ±0  0 ❌ ±0 
23 607 runs  ±0  22 813 ✅ ±0  794 💤 ±0  0 ❌ ±0 

Results for commit af959cd. ± Comparison against base commit 34e3f47.

♻️ This comment has been updated with latest results.