icu/collator_rulebased_fuzzer: Use-of-uninitialized-value in isMatchAtCPBoundary

Project: https://github.com/unicode-org/icu.git Detailed report: https://oss-fuzz.com/testcase?key=5644492876546048 Project: icu Fuzzer: libFuzzericucollatorrulebasedfuzzer Fuzz target binary: collatorrulebasedfuzzer Job Type: libfuzzermsanicu Platform Id: linux Crash Type:...