AG. ID 21-2680 Consider adoption of an ordinance of the City of Denton, a Texas home-rule municipal corporation, authorizing the approval of a first amendment to a Professional Services Agreement between the City of Denton and Freese and Nichols, Inc., amending the contract approved by City Council on September 22, 2020, in the not-to-exceed amount of $1,472,700.00; said first amendment to provide additional design services for the Ray Roberts Water Treatment Plant Uprating and Performance Improvements project; providing for the expenditure of funds therefor; and providing an effective date (RFQ 6590-093 - providing for an additional first amendment expenditure amount not-to-exceed $663,310.00, with the total contract amount not-to-exceed $2,136,010.00).