AK+LibJS+LibWeb+LibRegex: Replace AK::Utf16Data with AK::Utf16String

Author: https://github.com/trflynn89
Commit: 9582895759
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/5388
Reviewed-by: https://github.com/shannonbooth ✅

Libraries/LibRegex/RegexByteCode.cpp

@@ -512,7 +512,7 @@ ALWAYS_INLINE ExecutionResult OpCode_Compare::execute(MatchInput const& input, M
                 return ExecutionResult::Failed_ExecuteLowPrioForks;
 
             Optional<ByteString> str;
-            Utf16Data utf16;
+            Utf16String utf16;
             Vector<u32> data;
             data.ensure_capacity(length);
             for (size_t i = offset; i < offset + length; ++i)