refactor: Fold registerSerialization into registerType for OpaqueType #35981

Job	Run time
Build	1h 13m 46s
Build with Clang	0s
Expression Fuzzer with Presto SOT	17m 15s
Spark Aggregate Fuzzer	17m 11s
Aggregation Fuzzer with Presto as source of truth	17m 12s
Spark Fuzzer	16m 15s
Signature Changes	5s
TopNRowNumber Fuzzer	17m 4s
Memory Arbitration Fuzzer	20m 41s
Presto Fuzzer	49m 33s
Spatial Join Fuzzer	15m 57s
Table Evolution Fuzzer	16m 6s
RowNumber Fuzzer	17m 18s
Writer Fuzzer with Presto as source of truth	17m 10s
Window Fuzzer with Presto as source of truth	17m 22s
Join Fuzzer	17m 19s
Exchange Fuzzer	16m 47s
Presto 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
Cache Fuzzer	0s
Spark Bias Fuzzer	0s
	5h 47m 1s

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