docs: touch events guide improvements

[yury-s]

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[github-actions]

Test results for "tests 1"

1 failed
❌ [webkit-page] › tests/page/page-leaks.spec.ts:107:5 › fill should not leak @webkit-ubuntu-22.04-node18

7 flaky

⚠️ [firefox-library] › tests/library/tracing.spec.ts:432:14 › should produce screencast frames crop @firefox-ubuntu-22.04-node18
⚠️ [firefox-page] › tests/page/page-evaluate.spec.ts:403:3 › should throw for too deep reference chain @firefox-ubuntu-22.04-node18
⚠️ [playwright-test] › tests/ui-mode-trace.spec.ts:341:5 › should work behind reverse proxy @macos-latest-node18-1
⚠️ [webkit-library] › tests/library/selector-generator.spec.ts:201:5 › selector generator › should use internal:has-text @webkit-ubuntu-22.04-node18
⚠️ [webkit-page] › tests/page/page-filechooser.spec.ts:24:5 › should upload multiple large files @webkit-ubuntu-22.04-node18
⚠️ [webkit-page] › tests/page/page-screenshot.spec.ts:345:5 › page screenshot › should work while navigating @webkit-ubuntu-22.04-node18
⚠️ [playwright-test] › tests/ui-mode-test-watch.spec.ts:145:5 › should watch all @windows-latest-node18-1

38671 passed, 793 skipped
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Merge workflow run.