Adds support cpp to vscode (#1828)

Co-authored-by: Stefan Agner <stefan@agner.ch>

.editorconfig

@@ -7,7 +7,7 @@ insert_final_newline = true
 charset = utf-8
 
 # python
-[*.{py}]
+[*.py]
 indent_style = space
 indent_size = 4
 
@@ -25,4 +25,10 @@ indent_size = 2
 [*.{yaml,yml}]
 indent_style = space
 indent_size = 2
-quote_type = single
+quote_type = single
+
+# JSON
+[*.json]
+indent_style = space
+indent_size = 2
+