chore: remove es build

[DmitryAnansky]

What/Why/How?

• remove es build
• remove examples folder

Reference

Testing

Screenshots (optional)

Check yourself

• Code changed? - Tested with redoc/reference-docs/workflows (internal)
• All new/updated code is covered with tests
• New package installed? - Tested in different environments (browser/node)

Security

• Security impact of change has been considered
• Code follows company security practices and guidelines

[changeset-bot]

⚠️ No Changeset found

Latest commit: a2236e1

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

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[github-actions]

Command	Mean [s]	Min [s]	Max [s]	Relative
redocly lint packages/core/src/benchmark/benches/rebilly.yaml	1.052 ± 0.014	1.033	1.074	1.07 ± 0.03
redocly-next lint packages/core/src/benchmark/benches/rebilly.yaml	0.981 ± 0.022	0.961	1.038	1.00

[github-actions]

Coverage report

❌ An unexpected error occurred. For more details, check console

Error: The process '/opt/hostedtoolcache/node/20.18.2/x64/bin/npm' failed with exit code 1

St.❔	Category	Percentage	Covered / Total
🟡	Statements	79.19%	6937/8760
🟡	Branches	68.29%	2875/4210
🟡	Functions	74.97%	1141/1522
🟡	Lines	79.56%	6612/8311

Test suite run failed

Failed tests: 1/1330. Failed suites: 1/191.

  ● no-invalid-media-type-examples › should not report if value is valid and externalValue is also set

    thrown: "Exceeded timeout of 10000 ms for a test.
    Add a timeout value to this test to increase the timeout, if this is a long-running test. See https://jestjs.io/docs/api#testname-fn-timeout."

      570 |   });
      571 |
    > 572 |   it('should not report if value is valid and externalValue is also set', async () => {
          |   ^
      573 |     const document = parseYamlToDocument(
      574 |       outdent`
      575 |         openapi: 3.0.0

      at packages/core/src/rules/oas3/__tests__/no-invalid-media-type-examples.test.ts:572:3
      at Object.<anonymous> (packages/core/src/rules/oas3/__tests__/no-invalid-media-type-examples.test.ts:8:1)

Report generated by 🧪jest coverage report action from a2236e1