fix: reduce over-reliance on sage agent over sem_search

[amitksingh1490]

Before

INFO: Evaluation completed
total: 67
passed: 2
validation_failed: 65
timeout: 0
failed: 0
total_duration: 8067441
validations: {
"total": 134,
"passed": 62,
"failed": 72
}

After
Evaluation completed
total: 67
passed: 57
validation_failed: 10
timeout: 0
failed: 0
total_duration: 1581354
validations: {
"total": 134,
"passed": 124,
"failed": 10
}