use more stable software carpentry link

Proposals/campus-git-1-page-proposal.md

@@ -36,7 +36,7 @@ The University could realize immediate administrative support savings by selecti
 2. R. Rutenbar, Department Head, Department of Computer Science, University of Illinois at Urbana-Champaign (personal communication, unverified)
 3. L. Angrave. Senior Lecturer, Department of Computer Science. University of Illinois at Urbana-Champaign (personal communication, December 2, 2015)
 4. GitHub Education Blog: https://github.com/blog/category/education
-5. Research IT @ Illinois Training: https://researchit.illinois.edu/training/
+5. Research IT @ Illinois Training: https://publish.illinois.edu/researchit/training/coding-in-python-r-or-git/
 6. AITS Subversion Home: https://web.uillinois.edu/subversion
 7. GitLab Features: https://about.gitlab.com/features/
 8. GitHub Features: https://github.com/features