4l) Approval of Second Amendment to Agreement 21-001 with Nokia of America Corporation in the Amount of $7,372.72, for a New Total Contract Amount of $1,206,562.09, Related to the Acquisition of Network Upgrade Improvements and Related Services for the County Public Safety Microwave Radio Communications System and the Addition of Public Contract Code Terms and Bond Premium and Authorize the Information Services Division Manager to Act as Project Manager to Approve Change Orders for the Project, Pursuant to Public Contract Code Section 20142