Revert "Rename all test files from JS -> ES6"

This reverts commit 2abe85b834.

test/javascripts/acceptance/admin-user-emails-test.js

@@ -1,73 +0,0 @@
-import { acceptance } from "helpers/qunit-helpers";
-
-acceptance("Admin - User Emails", { loggedIn: true });
-
-const assertNoSecondary = assert => {
-  assert.equal(
-    find(".display-row.email .value a").text(),
-    "eviltrout@example.com",
-    "it should display the primary email"
-  );
-
-  assert.equal(
-    find(".display-row.secondary-emails .value")
-      .text()
-      .trim(),
-    I18n.t("user.email.no_secondary"),
-    "it should not display secondary emails"
-  );
-};
-
-const assertMultipleSecondary = (assert, firstEmail, secondEmail) => {
-  assert.equal(
-    find(".display-row.secondary-emails .value li:first-of-type a").text(),
-    firstEmail,
-    "it should display the first secondary email"
-  );
-
-  assert.equal(
-    find(".display-row.secondary-emails .value li:last-of-type a").text(),
-    secondEmail,
-    "it should display the second secondary email"
-  );
-};
-
-QUnit.test("viewing self without secondary emails", async assert => {
-  await visit("/admin/users/1/eviltrout");
-
-  assertNoSecondary(assert);
-});
-
-QUnit.test("viewing self with multiple secondary emails", async assert => {
-  await visit("/admin/users/3/markvanlan");
-
-  assert.equal(
-    find(".display-row.email .value a").text(),
-    "markvanlan@example.com",
-    "it should display the user's primary email"
-  );
-
-  assertMultipleSecondary(
-    assert,
-    "markvanlan1@example.com",
-    "markvanlan2@example.com"
-  );
-});
-
-QUnit.test("viewing another user with no secondary email", async assert => {
-  await visit("/admin/users/1234/regular");
-  await click(`.display-row.secondary-emails button`);
-
-  assertNoSecondary(assert);
-});
-
-QUnit.test("viewing another account with secondary emails", async assert => {
-  await visit("/admin/users/1235/regular1");
-  await click(`.display-row.secondary-emails button`);
-
-  assertMultipleSecondary(
-    assert,
-    "regular2alt1@example.com",
-    "regular2alt2@example.com"
-  );
-});