feat(query): support DATE_TRUNC('WEEK', EXPR)->DATE

[TCeason]

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Summary

:) select date_trunc('week', '2025-02-05 00:01:00');

select
date_trunc('week', '2025-02-05 00:01:00')

┌─────────────────────────────────────────┐
│ DATE_TRUNC(WEEK, '2025-02-05 00:01:00') │
│ Date │
├─────────────────────────────────────────┤
│ 2025-02-03 │
└─────────────────────────────────────────┘

• fixes: Feature: Allow date_trunc with WEEK presicion #17404

Tests

• Unit Test
• Logic Test
• Benchmark Test
• No Test - Explain why

Type of change

• Bug Fix (non-breaking change which fixes an issue)
• New Feature (non-breaking change which adds functionality)
• Breaking Change (fix or feature that could cause existing functionality not to work as expected)
• Documentation Update
• Refactoring
• Performance Improvement
• Other (please describe):

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This change is 

[TCeason]

cc @soyeric128 doc needed