message: removed redundant constexpr
diff: @@ -12,8 +12,6 @@ using namespace std;
  namespace duckdb {
  -constexpr const int32_t TM_START_YEAR = 1900;
  -
  // timestamp/datetime uses 64 bits, high 32 bits for date and low 32 bits for time
  // string format is YYYY-MM-DDThh:mm:ssZ
  // T may be a space
  