Faster `DexFile::FindTypeId()`.

Work with `std::string_view::compare()` instead of slower
`CompareModifiedUtf8ToModifiedUtf8AsUtf16CodePointValues()`.

Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing
Bug: 338123769
Change-Id: I4c3cc131da457c0a73f83fa2f864491eb2bc7a03
20 files changed