aux/trace: fix (u)int dump
The PRI* macros don't include the required introductory % character, so trace_dump_int(0) was printing <int>li</int>, instead of <int>0</int>
Fixes: d29bb646 ("aux/trace: use stdint.h types")
The PRI* macros don't include the required introductory % character, so trace_dump_int(0) was printing <int>li</int>, instead of <int>0</int>
Fixes: d29bb646 ("aux/trace: use stdint.h types")