Do not check the size value when reading from the buffer
Do not check the size value when reading from the buffer

It must always be valid because it is checked when writing the variable
length metadata.

Signed-off-by: mulhern <7b51bcf507bcd7afb72bf8663752c0ddbeb517f6@redhat.com>

stratis-storage/stratisd,stratis-storage/stratisd,stratis-storage/stratisd