fix: revert "test: add e2e tests for navigation (MetaMask#25652)" (MetaMask#25725)

This reverts commit 6c2cadd.


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## **Description**
This PR broke firefox-confirmation-redesign test for Navigation, so we
are reverting it until a fix is found.


https://app.circleci.com/pipelines/github/MetaMask/metamask-extension/90592/workflows/d0a8a134-7f1e-4b79-b075-8cf4a343ccc9/jobs/3361587/tests

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## **Related issues**

Fixes:

## **Manual testing steps**

1. Go to this page...
2.
3.

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### **Before**

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## **Pre-merge author checklist**

- [ ] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask
Extension Coding
Standards](https://github.com/MetaMask/metamask-extension/blob/develop/.github/guidelines/CODING_GUIDELINES.md).
- [ ] I've completed the PR template to the best of my ability
- [ ] I’ve included tests if applicable
- [ ] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
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Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

Author: seaona

test/e2e/tests/confirmations/navigation.spec.ts

@@ -12,7 +12,6 @@ exports[`ConfirmNav should match snapshot 1`] = `
       <button
         aria-label="Previous Confirmation"
         class="mm-box mm-button-icon mm-button-icon--size-sm confirm_nav__left_btn mm-box--display-inline-flex mm-box--justify-content-center mm-box--align-items-center mm-box--color-icon-alternative mm-box--background-color-background-alternative mm-box--rounded-full"
-        data-testid="confirm-nav__previous-confirmation"
       >
         <span
           class="mm-box mm-icon mm-icon--size-sm mm-box--display-inline-block mm-box--color-inherit"
@@ -29,7 +28,6 @@ exports[`ConfirmNav should match snapshot 1`] = `
       <button
         aria-label="Next Confirmation"
         class="mm-box mm-button-icon mm-button-icon--size-sm confirm_nav__right_btn mm-box--display-inline-flex mm-box--justify-content-center mm-box--align-items-center mm-box--color-icon-alternative mm-box--background-color-background-alternative mm-box--rounded-full"
-        data-testid="confirm-nav__next-confirmation"
       >
         <span
           class="mm-box mm-icon mm-icon--size-sm mm-box--display-inline-block mm-box--color-inherit"
@@ -39,7 +37,6 @@ exports[`ConfirmNav should match snapshot 1`] = `
     </div>
     <button
       class="mm-box mm-text mm-button-base mm-button-base--size-md confirm_nav__reject_all mm-button-primary mm-text--body-md-medium mm-text--font-weight-normal mm-box--padding-0 mm-box--padding-right-3 mm-box--padding-left-3 mm-box--display-inline-flex mm-box--justify-content-center mm-box--align-items-center mm-box--color-primary-inverse mm-box--background-color-primary-default mm-box--rounded-xl"
-      data-testid="confirm-nav__reject-all"
       type="secondary"
     >
       <span

ui/pages/confirmations/components/confirm/nav/__snapshots__/nav.test.tsx.snap

@@ -101,7 +101,6 @@ const Nav = () => {
       <Box alignItems={AlignItems.center} display={Display.Flex}>
         <ButtonIcon
           ariaLabel="Previous Confirmation"
-          data-testid="confirm-nav__previous-confirmation"
           backgroundColor={BackgroundColor.backgroundAlternative}
           borderRadius={BorderRadius.full}
           className="confirm_nav__left_btn"
@@ -120,7 +119,6 @@ const Nav = () => {
         </Text>
         <ButtonIcon
           ariaLabel="Next Confirmation"
-          data-testid="confirm-nav__next-confirmation"
           backgroundColor={BackgroundColor.backgroundAlternative}
           borderRadius={BorderRadius.full}
           className="confirm_nav__right_btn"
@@ -136,7 +134,6 @@ const Nav = () => {
       <Button
         borderRadius={BorderRadius.XL}
         className="confirm_nav__reject_all"
-        data-testid="confirm-nav__reject-all"
         fontWeight={FontWeight.Normal}
         onClick={onRejectAll}
         paddingLeft={3}