Fix string coercion in murmurhex (#15)
Fix string coercion in murmurhex (#15)

PR-URL: https://github.com/npm/fs-write-stream-atomic/pull/15
Credit: da39a3ee5e6b4b0d3255bfef95601890afd80709@LinusU 
Reviewed-By: da39a3ee5e6b4b0d3255bfef95601890afd80709@zkat
npm/fs-write-stream-atomic