chore(deps-dev): .editorconfig

.editorconfig

@@ -0,0 +1,20 @@
+# http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+tab_width = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{yaml,yml,json}]
+charset = utf-8
+tab_width = 2
+indent_size = 2
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false