[8.11] ES|QL in-product help: DATE_TRUNC arg order (#171270) (#171285)

# Backport

This will backport the following commits from `main` to `8.11`:
- [ES|QL in-product help: DATE_TRUNC arg order
(#171270)](#171270)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

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in-product help: DATE_TRUNC arg order (#171270)\n\nA small fix: the
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in-product help: DATE_TRUNC arg order (#171270)\n\nA small fix: the
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in-product help: DATE_TRUNC arg order (#171270)\n\nA small fix: the
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Co-authored-by: Abdon Pijpelink <[email protected]>

packages/kbn-text-based-editor/src/esql_documentation_sections.tsx

@@ -1180,7 +1180,7 @@ Rounds down a date to the closest interval.
 
 \`\`\`
 FROM employees
-| EVAL year_hired = DATE_TRUNC(hire_date, 1 year)
+| EVAL year_hired = DATE_TRUNC(1 year, hire_date)
 | STATS count(emp_no) BY year_hired
 | SORT year_hired
 \`\`\`