snappy rpms break eden cmake build
snappy rpms break eden cmake build

Summary: On centos stream 8 the system snappy rpms break edenfs cmake build, so build it from the manifest instead

Reviewed By: HarveyHunt

Differential Revision: D32693521

fbshipit-source-id: 4cc830d72cea27b6d15e55685038bb216377c9b9

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