scripting: Remove unrelated signals

The current state is inconsistent. Some window-specific signals are
exposed in the workspace, some not.

This change drops those signals. One should monitor the signals it's
interested in instead.

src/scripting/workspace_wrapper.cpp

@@ -31,7 +31,6 @@ WorkspaceWrapper::WorkspaceWrapper(QObject *parent)
     KWin::VirtualDesktopManager *vds = KWin::VirtualDesktopManager::self();
     connect(ws, &Workspace::desktopPresenceChanged, this, &WorkspaceWrapper::desktopPresenceChanged);
     connect(ws, &Workspace::windowAdded, this, &WorkspaceWrapper::clientAdded);
-    connect(ws, &Workspace::windowAdded, this, &WorkspaceWrapper::setupClientConnections);
     connect(ws, &Workspace::windowRemoved, this, &WorkspaceWrapper::clientRemoved);
     connect(ws, &Workspace::windowActivated, this, &WorkspaceWrapper::clientActivated);
     connect(vds, &VirtualDesktopManager::desktopCreated, this, &WorkspaceWrapper::desktopsChanged);
@@ -57,11 +56,6 @@ WorkspaceWrapper::WorkspaceWrapper(QObject *parent)
         Q_EMIT numberScreensChanged(numScreens());
     });
     connect(Cursors::self()->mouse(), &Cursor::posChanged, this, &WorkspaceWrapper::cursorPosChanged);
-
-    const QList<Window *> clients = ws->allClientList();
-    for (Window *client : clients) {
-        setupClientConnections(client);
-    }
 }
 
 VirtualDesktop *WorkspaceWrapper::currentDesktop() const
@@ -280,14 +274,6 @@ QString WorkspaceWrapper::supportInformation() const
     return Workspace::self()->supportInformation();
 }
 
-void WorkspaceWrapper::setupClientConnections(Window *client)
-{
-    connect(client, &Window::clientMinimized, this, &WorkspaceWrapper::clientMinimized);
-    connect(client, &Window::clientUnminimized, this, &WorkspaceWrapper::clientUnminimized);
-    connect(client, qOverload<Window *, bool, bool>(&Window::clientMaximizedStateChanged),
-            this, &WorkspaceWrapper::clientMaximizeSet);
-}
-
 void WorkspaceWrapper::showOutline(const QRect &geometry)
 {
     workspace()->outline()->show(geometry);

src/scripting/workspace_wrapper.h

@@ -67,9 +67,6 @@ Q_SIGNALS:
     void desktopPresenceChanged(KWin::Window *client, int desktop);
     void clientAdded(KWin::Window *client);
     void clientRemoved(KWin::Window *client);
-    void clientMinimized(KWin::Window *client);
-    void clientUnminimized(KWin::Window *client);
-    void clientMaximizeSet(KWin::Window *client, bool h, bool v);
     void clientActivated(KWin::Window *client);
     /**
      * This signal is emitted when a virtual desktop is added or removed.
@@ -346,9 +343,6 @@ public Q_SLOTS:
      * Hides the outline previously shown by showOutline.
      */
     void hideOutline();
-
-private Q_SLOTS:
-    void setupClientConnections(Window *client);
 };
 
 class QtScriptWorkspaceWrapper : public WorkspaceWrapper