Resolution authorizing twenty-four (24) Open-End Professional Services Agreements with twelve (12) vendors to provide professional services on an on-call basis as required related to professional IT services as needed by the various Departments of the City of Pittsburgh, each Agreement being at an amount not-to-exceed five hundred thousand dollars ($500,000) annually for a two (2) year term with up to two additional one year options, and providing for funding of the costs thereof,