Germany’s Deniz Undav proudly carried his number 13 jersey out of the Johan Cruyff ArenA as a trophy after scoring on his first international start. “My partner and daughter will get this as a souvenir of my first international goal,” the 28-year-old VfB Stuttgart attacker said after Tuesday’s 2-2 draw in the Nations League against the Netherlands. Undav, wearing a jersey so long donned by Thomas Müller before his international retirement, was beaming after three previous appearances as a substitute. “I’m really happy. I really wanted to score. I’ve done it now,” he said. He made it 1-1 in the…