chore: Add editorconfig

Author: QuiiBz

.editorconfig

@@ -0,0 +1,11 @@
+[*]
+indent_style = space
+indent_size = 4
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[{*.md, *.json, *.yml}]
+indent_size = 2
+insert_final_newline = false