fix RawBank order by sourceID instead of boardID

UT/UTDAQ/src/component/UTDigitsToRawBankAlg.cpp

@@ -252,9 +252,17 @@ namespace LHCb::UT {
 
     // group the data by banks..
     StatusCode sc = groupByBoard( *m_digits.get(), cache, digitVectors );
+
+    // sort digitVectors by sourceID as real data is sorted by sourceID
+    std::vector<unsigned int> indexBySourceIDOrder;
+    for ( unsigned int iBoard = 0u; iBoard < cache.nBoards; ++iBoard ) { indexBySourceIDOrder.push_back( iBoard ); }
+    std::sort( indexBySourceIDOrder.begin(), indexBySourceIDOrder.end(), [&]( unsigned int a, unsigned int b ) {
+      return LHCb::UTDAQ::sourceIDfromBoardID( cache.bankMapping.findBoard( a ).board() ) <
+             LHCb::UTDAQ::sourceIDfromBoardID( cache.bankMapping.findBoard( b ).board() );
+    } );
     if ( sc.isFailure() ) return sc;
 
-    for ( unsigned int iBoard = 0u; iBoard < cache.nBoards; ++iBoard ) {
+    for ( auto const iBoard : indexBySourceIDOrder ) {
       // get the data ....
       const UTDAQID aBoardID = cache.bankMapping.findBoard( iBoard );
       const auto&   digits   = digitVectors[iBoard];