Add change note

tamasvajk · tamasvajk · commit dbb3d3dc175c · 2021-04-09T09:50:55.000+02:00
diff --git a/csharp/change-notes/2021-04-09-default-argument-values.md b/csharp/change-notes/2021-04-09-default-argument-values.md
@@ -0,0 +1,2 @@
+lgtm,codescanning
+* The extractor has been improved to store default argument values for parameters that are extracted from referenced assemblies.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+lgtm,codescanning`
	`2`	`+* The extractor has been improved to store default argument values for parameters that are extracted from referenced assemblies.`