SAN FRANCISCO — For a second straight year, Adrian Houser signed a contract with a new organization as the holidays approached, but the circumstances this time around couldn’t be any different.Houser agreed to a minor league deal with the Texas Rangers last offseason, one that would give him the chance to come to spring training and try to win a job. This time around, the only question is where he’ll slot into a big league rotation at the end of March.The Giants and Houser agreed to a two-year deal last week, and on a Zoom call with beat reporters on Monday, he said the organization’s early interest made a difference as he looked for a new home.“It was just coming down to knowing the talent was here, and then also the front office and Buster (Posey), they were pretty adamant and pretty consistent so far up to this point throughout the offseason, keeping in constant contact,” Houser said. “I could just tell they really wanted me and after sitting down and talking through it and everything, we felt like it was going to be a really good fit.”For the Giants, the strong interest goes back to July, when Houser loomed as an...