Add `createMetric` and `createSegment` e2e commands (#32670)

e2e/support/helpers/e2e-table-metadata-helpers.js

...narios/admin/databases/default-sample-database.cy.spec.js

e2e/test/scenarios/admin/datamodel/metrics.cy.spec.js

e2e/test/scenarios/admin/datamodel/segments.cy.spec.js

...st/scenarios/cross-version/source/02-datamodel.cy.spec.js

...tom-column/reproductions/24922-cc-case-segment.cy.spec.js

...oard/reproductions/31697-question-xray-segment.cy.spec.js

e2e/test/scenarios/filters/filter-bulk.cy.spec.js

e2e/test/scenarios/question/nested.cy.spec.js

...zations/reproductions/6010-metric-filter-drill.cy.spec.js