The "copy to clipboard" button keeps the margin of the selected annotation #1879 (#1881)

Co-authored-by: Yuriy Puchkov <yuriy.puchkov@namecheap.com>

src/tools/copy/copytool.cpp

@@ -41,6 +41,7 @@ CaptureTool* CopyTool::copy(QObject* parent)
 
 void CopyTool::pressed(const CaptureContext& context)
 {
+    emit requestAction(REQ_CLEAR_SELECTION);
     emit requestAction(REQ_CAPTURE_DONE_OK);
     ScreenshotSaver().saveToClipboard(context.selectedScreenshotArea());
 }