Change three view buttons into one with menu arrow

Instead of showing three buttons, which is quite visually noisy, show
only one button that is split: First button, when clicked, loops
through the view modes. Second smaller button with the down arrow
shows menu of the available view modes.

See also
https://invent.kde.org/system/dolphin/-/issues/68#toolbar-button-changes

Alternative for https://invent.kde.org/system/dolphin/-/merge_requests/893

![Screencast_20250121_123718](/uploads/e8625c485c58a9c47e8168106b3e7419/Screencast_20250121_123718.mp4)

1 files changed, 1 insertions, 1 deletions

diff --git a/src/tests/dolphinmainwindowtest.cpp b/src/tests/dolphinmainwindowtest.cpp
index 37e042219..b22afa142 100644
--- a/src/tests/dolphinmainwindowtest.cpp
+++ b/src/tests/dolphinmainwindowtest.cpp
@@ -846,7 +846,7 @@ void DolphinMainWindowTest::testAccessibilityTree()
                                                                                       // after going forwards which is probably not intended.
         }
     }
-    QCOMPARE_GE(testedObjectsSizeAfterTraversingForwards, 12); // The test did not reach many objects while using the Tab key to move through Dolphin. Did the
+    QCOMPARE_GE(testedObjectsSizeAfterTraversingForwards, 11); // The test did not reach many objects while using the Tab key to move through Dolphin. Did the
                                                                // test run correctly?
 }