add missing file

misc/_stylecop/stylecop.json

@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/DotNetAnalyzers/StyleCopAnalyzers/master/StyleCop.Analyzers/StyleCop.Analyzers/Settings/stylecop.schema.json",
+  "settings": {
+    "documentationRules": {
+      "companyName": "Test Company",
+      "copyrightText": "This source code is Copyright © {companyName} and MAY NOT be copied, reproduced,\npublished, distributed or transmitted to or stored in any manner without prior\nwritten consent from {companyName} (www.yourcompany.com)."
+    }
+  }
+}