Misc: Fix MSVC warnings

C4573: the usage of 'QObject::connect' requires the compiler to capture 'this' but the current default capture mode does not allow it

and implicit conversions from size_t to int

Change-Id: If9b4ba3103cadd5b2a38ba7072d05aa1488a87bb
Reviewed-by: André Hartmann <aha_1980@gmx.de>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/bineditor/bineditorplugin.cpp

@@ -472,7 +472,7 @@ BinEditorFactory::BinEditorFactory()
     setDisplayName(QCoreApplication::translate("OpenWith::Editors", Constants::C_BINEDITOR_DISPLAY_NAME));
     addMimeType(Constants::C_BINEDITOR_MIMETYPE);
 
-    setEditorCreator([] {
+    setEditorCreator([this] {
         auto widget = new BinEditorWidget();
         auto editor = new BinEditor(widget);