remember master width on master close

src/layout/MasterLayout.cpp

@@ -148,6 +148,7 @@ void CHyprMasterLayout::onWindowRemovedTiling(CWindow* pWindow) {
         for (auto& nd : m_lMasterNodesData) {
             if (!nd.isMaster && nd.workspaceID == PNODE->workspaceID) {
                 nd.isMaster   = true;
+                nd.percMaster = PNODE->percMaster;
                 break;
             }
         }