fix: add missing ellipsis to menu items that open dialogs (#6858)

Added missing ellipsis (…) to menu items that open a dialog requiring
user input,
following standard HIG conventions.

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>
Tested-by: voiceofgrog

src/widgets/helper/NotebookTab.cpp

@@ -36,6 +36,8 @@
 
 #include <algorithm>
 
+using namespace Qt::StringLiterals;
+
 namespace chatterino {
 namespace {
 // Translates the given rectangle by an amount in the direction to appear like the tab is selected.
@@ -116,7 +118,7 @@ NotebookTab::NotebookTab(Notebook *notebook)
 
     this->setMouseTracking(true);
 
-    this->menu_.addAction("Rename Tab", [this]() {
+    this->menu_.addAction(u"Rename Tab…"_s, this, [this]() {
         this->showRenameDialog();
     });
 

src/widgets/splits/SplitHeader.cpp

@@ -45,6 +45,8 @@
 
 #include <cmath>
 
+using namespace Qt::StringLiterals;
+
 namespace {
 
 using namespace chatterino;
@@ -471,12 +473,12 @@ std::unique_ptr<QMenu> SplitHeader::createMainMenu()
         "Popup overlay",
         h->getDisplaySequence(HotkeyCategory::Split, "popupOverlay"),
         this->split_, &Split::showOverlayWindow);
-    menu->addAction("Search",
+    menu->addAction(u"Search…"_s,
                     h->getDisplaySequence(HotkeyCategory::Split, "showSearch"),
                     this->split_, [this] {
                         this->split_->showSearch(true);
                     });
-    menu->addAction("Set filters",
+    menu->addAction(u"Set filters…"_s,
                     h->getDisplaySequence(HotkeyCategory::Split, "pickFilters"),
                     this->split_, &Split::setFiltersDialog);
     menu->addSeparator();