Update editorconfig and sent indent size to 4

.editorconfig

@@ -2,8 +2,18 @@ root = true
 
 [*]
 indent_style = tab
-indent_size = 2
+indent_size = 4
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
+
+[*.yml]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = false
+
+[*.yaml]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = false