Modernize VeloDAQ

• remove trivial explicit destructors
• prefer SmartIF for services
• prefer standalone function in anonymous namespace over member function that does not use any functionality of the class it is a member of.
• prefer direct member initialization
• prefer range-based for loops
• replace string-based selection of filter with an enum and switch
• add const
• add final
• Removed unreachable debugging code
• Changed enums to constexpr int in Tell1Kernel
• removed unused IncidentSvc