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align dry source validation cache keys with hydrator ( 27182)

align dry source validation cache keys with hydrator ( 27182): a task in rh-swe-bench (Harbor dataset). Title: Dry source validation uses inconsistent cache keys, causing cache misses or incorrect cache hits compared to the hydrator

The task

**Title:** Dry source validation uses inconsistent cache keys, causing cache misses or incorrect cache hits compared to the hydrator

Part of rounakbende/rh-swe-bench.