lok: add missing parameter to PostExtTextInputEvent function

Change-Id: I91fbfd97da0c4ad1ad90710ab781c71ca99367e5
Reviewed-on: https://gerrit.libreoffice.org/70609
Tested-by: Jenkins
Reviewed-by: Henry Castro <hcastro@collabora.com>
Reviewed-on: https://gerrit.libreoffice.org/70665Reviewed-by: Jan Holesovsky <kendy@collabora.com>
Tested-by: Jan Holesovsky <kendy@collabora.com>

desktop/source/lib/init.cxx

@@ -2839,7 +2839,8 @@ static void doc_postWindowExtTextInputEvent(LibreOfficeKitDocument* pThis, unsig
                                        OUString::fromUtf8(OString(pText, strlen(pText))));
         break;
     case LOK_EXT_TEXTINPUT_END:
-        pWindow->PostExtTextInputEvent(VclEventId::EndExtTextInput, "");
+        pWindow->PostExtTextInputEvent(VclEventId::EndExtTextInput,
+                                       OUString::fromUtf8(OString(pText, strlen(pText))));
         break;
     default:
         assert(false && "Unhandled External Text input event!");