[7.x] [kbn/optimizer] disable parallelization in terser plugin (#58396)

[spalger]

Backports the following commits to 7.x:

• [kbn/optimizer] disable parallelization in terser plugin ([kbn/optimizer] disable parallelization in terser plugin #58396)

[spalger]

@elasticmachine merge upstream

[kibanamachine]

💔 Build Failed

• continuous-integration/kibana-ci/pull-request
• Commit: 7f3b6d7

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Test Failures

Kibana Pipeline / x-pack-intake-agent / X-Pack Jest Tests.x-pack/plugins/remote_clusters/__jest__/client_integration. when there are no remote clusters should have a button to create a remote cluster

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Failed Tests Reporter:
  - Test has not failed recently on tracked branches

Stack Trace

Error: expect(received).toBe(expected) // Object.is equality

Expected: true
Received: false
    at Object.test (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/x-pack/plugins/remote_clusters/__jest__/client_integration/remote_clusters_list.test.js:67:62)
    at Object.asyncJestTest (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/jasmineAsyncInstall.js:102:37)
    at resolve (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:43:12)
    at new Promise (<anonymous>)
    at mapper (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:26:19)
    at promise.then (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:73:41)

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Kibana Pipeline / kibana-intake-agent / Jest Tests.src/dev/i18n.dev/i18n/extract_default_translations extracts messages from path to map

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Failed Tests Reporter:
  - Test has failed 16 times on tracked branches: https://github.com/elastic/kibana/issues/58301

Stack Trace

Error: expect(received).toBe(expected) // Object.is equality

Expected: "/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/packages/kbn-optimizer/target/.bootstrap-cache"
Received: "/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/__fixtures__/extract_default_translations/test_plugin_1/test_file_4.html"
    at jest.requireMock.readFile.mockImplementation (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/packages/kbn-optimizer/src/optimizer/cache_keys.test.ts:60:20)
    at finalReturnValue (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-mock/build/index.js:480:41)
    at /var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-mock/build/index.js:489:13
    at mockConstructor (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-mock/build/index.js:182:19)
    at Promise (internal/util.js:274:30)
    at new Promise (<anonymous>)
    at mockConstructor (internal/util.js:273:12)
    at map (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/extract_default_translations.js:113:28)
    at Array.map (<anonymous>)
    at map (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/extract_default_translations.js:110:48)
    at Array.map (<anonymous>)
    at extractMessagesFromPathToMap (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/extract_default_translations.js:108:24)

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Kibana Pipeline / kibana-intake-agent / Jest Tests.src/dev/i18n.dev/i18n/extract_default_translations throws on id collision

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Failed Tests Reporter:
  - Test has failed 16 times on tracked branches: https://github.com/elastic/kibana/issues/58302

Stack Trace

Error: expect(received).resolves.not.toThrow()

Received promise rejected instead of resolved
Rejected to value: [Error: expect(received).toBe(expected) // Object.is equality·
Expected: "/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/packages/kbn-optimizer/target/.bootstrap-cache"
Received: "/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/__fixtures__/extract_default_translations/test_plugin_3/test_file.jsx"]
    at expect (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/expect/build/index.js:138:15)
    at Object.test (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/src/dev/i18n/extract_default_translations.test.js:61:11)
    at Object.asyncJestTest (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/jasmineAsyncInstall.js:102:37)
    at resolve (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:43:12)
    at new Promise (<anonymous>)
    at mapper (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:26:19)
    at promise.then (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-jasmine2/build/queueRunner.js:73:41)

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and 3 more failures, only showing the first 3.

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@elasticmachine merge upstream