Make multi-select Copy/Paste behaviour as same as column edit's one

Copy some multi-select texts and paste them make all text glued all together.
This commit makes pasted texts separated by EOL, as column selection's Copy/Paste behaviour.

Ref: notepad-plus-plus#14266 (comment)

scintilla/src/Editor.cxx

@@ -4337,12 +4337,12 @@ void Editor::CopySelectionRange(SelectionText *ss, bool allowLineCopy) {
 			std::sort(rangesInOrder.begin(), rangesInOrder.end());
 		for (const SelectionRange &current : rangesInOrder) {
 				text.append(RangeText(current.Start().Position(), current.End().Position()));
-			if (sel.selType == Selection::SelTypes::rectangle) {
+			//if (sel.selType == Selection::SelTypes::rectangle) {
 				if (pdoc->eolMode != EndOfLine::Lf)
 					text.push_back('\r');
 				if (pdoc->eolMode != EndOfLine::Cr)
 					text.push_back('\n');
-			}
+			//}
 		}
 		ss->Copy(text, pdoc->dbcsCodePage,
 			vs.styles[StyleDefault].characterSet, sel.IsRectangular(), sel.selType == Selection::SelTypes::lines);