fix(fuzzer): Fix sanitize(type) in FuzzerUtil for IPPREFIX type #15120

Job	Run time
Build	59m 13s
Build with Clang	0s
Spark Aggregate Fuzzer	15m 41s
Spark Fuzzer	15m 46s
Presto Fuzzer	2m 28s
Presto Bias Fuzzer	0s
Exchange Fuzzer	16m 7s
Join Fuzzer	18m 3s
Aggregation Fuzzer with Presto as source of truth	20m 43s
Window Fuzzer with Presto as source of truth	17m 34s
RowNumber Fuzzer	15m 37s
Signature Changes	2s
Spark Bias Fuzzer	0s
Biased Aggregation Fuzzer with Presto as source of truth	0s
Biased Expression Fuzzer with Only Added/Updated Functions and Presto as source of truth	0s
Writer Fuzzer with Presto as source of truth	17m 24s
	3h 18m 38s

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