chore(query): add column: system.tables.total_columns

[TCeason]

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Summary

add column: system.tables.total_columns

Fix: #16449

Tests

• [x] 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
• [x] Other (please describe):

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This change is 

[TCeason]

Not add this col in information schema.tables because MySQL not support it.