LibUnicode: Remove unused parameter from Unicode data generator

Author: https://github.com/trflynn89
Commit: https://github.com/SerenityOS/serenity/commit/6bdb19fe21f
Pull-request: https://github.com/SerenityOS/serenity/pull/9204
Reviewed-by: https://github.com/linusg ✅

Userland/Libraries/LibUnicode/CodeGenerators/GenerateUnicodeData.cpp

@@ -84,7 +84,6 @@ struct UnicodeData {
 
     Vector<CodePointData> code_point_data;
     Vector<CodePointRange> code_point_ranges;
-    u32 last_contiguous_code_point { 0 };
 
     // The Unicode standard defines General Category values which are not in any UCD file. These
     // values are simply unions of other values.