sevdokim

PHS: fix segfault when reading TRU flags in AltroDecoder.cxx

2

Hi! This is fix for seg fault when reading TRU flags in AltroDecoder.cxx ``` #1 o2::phos::AltroDecoder::readTRUFlags (this=0x5f99a00, hwAddress=2162, payloadSize=562) at /local/workspace/DailyBuilds/WeeklyO2Release/daily-tags.twINNhnLlC/SOURCES/O2/epn-20240419/epn-20240419/Detectors/PHOS/reconstruction/src/AltroDecoder.cxx:348 ```