Allow customizing CommonTab

[trancexpress]

Open up CommonTab for overriding methods, to customize what elements are shown in the UI. This allows to e.g. hide common tab elements that are not relevant for custom launch types.

Fixes: #2675

[github-actions]

Test Results

    54 files  ±0      54 suites  ±0   35m 39s ⏱️ -48s
 4 667 tests ±0   4 645 ✅ ±0   22 💤 ±0  0 ❌ ±0 
11 895 runs  ±0  11 742 ✅ ±0  153 💤 ±0  0 ❌ ±0 

Results for commit 40a5216. ± Comparison against base commit b12e26a.

♻️ This comment has been updated with latest results.

[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:

debug/org.eclipse.debug.ui/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 82b20f59a25d65b20a5fc556eb9f6a140449e4f2 Mon Sep 17 00:00:00 2001
From: Eclipse Platform Bot <platform-bot@eclipse.org>
Date: Mon, 1 Jun 2026 08:03:29 +0000
Subject: [PATCH] Version bump(s) for 4.41 stream


diff --git a/debug/org.eclipse.debug.ui/META-INF/MANIFEST.MF b/debug/org.eclipse.debug.ui/META-INF/MANIFEST.MF
index 8c8a0b29b7..489122e563 100644
--- a/debug/org.eclipse.debug.ui/META-INF/MANIFEST.MF
+++ b/debug/org.eclipse.debug.ui/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.debug.ui; singleton:=true
-Bundle-Version: 3.21.0.qualifier
+Bundle-Version: 3.21.100.qualifier
 Bundle-Activator: org.eclipse.debug.internal.ui.DebugUIPlugin
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
-- 
2.54.0

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

[iloveeclipse]

Looks good except bundle version bump.

[iloveeclipse]

@trancexpress : please use "since 3.22" now everywhere in this PR, "since 3.21" makes no sense.

[iloveeclipse]

LGTM, but please resolve merge conflicts with manifest version.