Change Klipper Popup text to be more Friendly

klipper/klipperpopup.cpp

@@ -69,8 +69,8 @@ kdbgstream &operator<<(kdbgstream &stream, const QKeyEvent &e)
 
 KlipperPopup::KlipperPopup(History *history)
     : m_dirty(true)
-    , m_textForEmptyHistory(i18n("<empty clipboard>"))
-    , m_textForNoMatch(i18n("<no matches>"))
+    , m_textForEmptyHistory(i18n("Clipboard is empty"))
+    , m_textForNoMatch(i18n("No matches"))
     , m_history(history)
     , m_helpMenu(nullptr)
     , m_popupProxy(nullptr)