chore: Ignore third party content from EditorConfig

.editorconfig

@@ -22,6 +22,27 @@ trim_trailing_whitespace = true
 [*.{html,css,js}]
 indent_style = space
 indent_size = 2
+block_comment_start = /*
+block_comment = *
+block_comment_end = */
 
 [*.md]
 trim_trailing_whitespace = false
+/examples/menubar/menubar-1/images/separator.paint
+# Ignore third party content
+[{/common/**,/examples/landmarks/js/visua11y.js,/examples/landmarks/css/bootstrap.css,/examples/landmarks/css/bootstrap-accessibility.css}]
+charset = unset
+end_of_line = unset
+insert_final_newline = unset
+trim_trailing_whitespace = unset
+indent_style = unset
+indent_size = unset
+
+# Ignore minfied files
+[*.{min.js,pack.js}]
+charset = unset
+end_of_line = unset
+insert_final_newline = unset
+trim_trailing_whitespace = unset
+indent_style = unset
+indent_size = unset