[cache] fix #38796 - fix inconsistent handling of empty byte[] #47491
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fix inconsistent handling of empty byte[]
As per #38796, handling of empty byte[] is inconsistent in redis cache, with
Get
returningnull
; this PR fixes thisDescription
RedisValue.HasValue
is effectively "not null or empty"; we just want to test "not null"; so: use thatFixes #38796
(tests executed successfully locally)