ANAHEIM ANGELS Signed INF Andy Stankiewicz to a minor-league contract with a spring training NRI; signed LHP Chris Michalak, RHP Steve Mintz and OF Darold Butler to minor-league contracts. [1/25] Signed LHP Mike Magnante to a one-year contract. [1/26] Just in case you’re wondering, Mike Holtz’ window of opportunity is being shut now that the…