4av) Approval of Amendment to BOS Agreement No. 20-077 with Liebert Cassidy Whitmore, Effective Upon Full Execution of Amendment Through September 30, 2021, Increasing the Total Compensation by $50,000 (from $142,500, for a New Agreement Total of $192,500) to Continue to Provide Ongoing Employer-Employee Relations Services with the County's Eight Bargaining Units, Various Legal and Court Representation and Contract Negotiations