enable final newline (dotnet#6105)

LittleLittleCloud · web-flow · commit f6111c3ed7a1 · 2022-03-01T16:01:36.000-08:00
diff --git a/.editorconfig b/.editorconfig
@@ -25,6 +25,7 @@ indent_size = 2
 # JSON files
 [*.json]
 indent_size = 2
+insert_final_newline = true
 
 # Powershell files
 [*.ps1]
