Aldon Smith spent the final hours of his life giving back ... delivering pizzas to homeless people in California. Pastor Scott Wagers tells TMZ ... Bay Area business owner Amir Shirazi surprised him on Saturday when he showed up with the former NFL star and a bunch of pizzas to give out to unhoused people in San Jose. Wagers works with an outreach organization, The Mercy Mobile of Silicon Valley, helping out the area's homeless population ... and he tells us Aldon wasn't acting strangely when