Exclude LtsUtilsGuiDds from release scope (requires DDS headers)

- LtsUtilsGuiDds depends on DDS/Core headers not in release scope
- Only needed by LtsMultiMonitor which is outside release scope
- Prevents compilation errors during DEB package build

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

make_rpm_ubuntu26.py

@@ -142,8 +142,11 @@ def copy_src_dir_to_dest_dir(srcdir, dstdir, perm=None, with_subdirs=True, relea
                     # In Lts directory, only keep Common
                     dirs[:] = [d for d in dirs if d == 'Common']
                 elif rel_root.startswith('Lts/Common'):
-                    # Keep all subdirectories under Lts/Common
-                    pass
+                    # Keep all subdirectories under Lts/Common except LtsUtilsGuiDds (requires DDS)
+                    if rel_root == 'Lts/Common/LtsUtils/LtsUtilsGui':
+                        dirs[:] = [d for d in dirs if d != 'LtsUtilsGuiDds']
+                    else:
+                        pass
                 elif rel_root.startswith('Z/src'):
                     # Keep all subdirectories under Z/src
                     pass