Update .editorconfig

Author: RobinCK

.editorconfig

@@ -2,7 +2,7 @@ root = true
 
 [*]
 indent_style = space
-indent_size = 2
+indent_size = 4
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
@@ -12,4 +12,4 @@ trim_trailing_whitespace = false
 
 [*.json]
 indent_style = space
-indent_size = 2
+indent_size = 4