Update syllabus with new UF evaluation language

[ethanwhite]

Students are expected to provide professional and respectful feedback on the quality of instruction in this course by completing course evaluations online. Students can complete evaluations in three ways:

1. The email they receive from GatorEvals,
2. Their Canvas course menu under GatorEvals,
3. The central portal at https://my-ufl.bluera.com a. Guidance on how to provide constructive feedback is available at https://gatorevals.aa.ufl.edu/students/. >Students will be notified when the evaluation period opens. Summaries of course evaluation results are >available to students at https://gatorevals.aa.ufl.edu/public-results/."