Replace default export with named exports (#1998)

## Launch Checklist

See title,
Also removed some "_" from some file names.
This is a pure refactoring, no logic changes.


 - [x] Briefly describe the changes in this PR.

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

src/components/DeleteStopButton.tsx

@@ -0,0 +1,26 @@
+import React from "react";
+
+import { InputButton } from "./InputButton";
+import {MdDelete} from "react-icons/md";
+import { type WithTranslation, withTranslation } from "react-i18next";
+
+
+type DeleteStopButtonInternalProps = {
+  onClick?(...args: unknown[]): unknown
+} & WithTranslation;
+
+
+class DeleteStopButtonInternal extends React.Component<DeleteStopButtonInternalProps> {
+  render() {
+    const t = this.props.t;
+    return <InputButton
+      className="maputnik-delete-stop"
+      onClick={this.props.onClick}
+      title={t("Remove zoom level from stop")}
+    >
+      <MdDelete />
+    </InputButton>;
+  }
+}
+
+export const DeleteStopButton = withTranslation()(DeleteStopButtonInternal);