docs: Add use citation from Jay Chan's Ph.D. thesis (#2226)

* Add use citation from 'Investigation of Higgs Boson Decaying to Di-muon,
  Dark Matter Produced in Association with a Higgs Boson Decaying to
  b-quarks and Unbinned Profiled Unfolding'.
   - c.f. https://inspirehep.net/literature/2664141
   - Ph.D. dissertation of Jay Chan

docs/bib/use_citations.bib

@@ -1,3 +1,15 @@
+% 2023-05-30
+@phdthesis{Chan:2023kah,
+    author = "Chan, Jay",
+    title = "{Investigation of Higgs Boson Decaying to Di-muon, Dark Matter Produced in Association with a Higgs Boson Decaying to $b$-quarks and Unbinned Profiled Unfolding}",
+    eprint = "2305.19436",
+    archivePrefix = "arXiv",
+    primaryClass = "hep-ex",
+    school = "University of Wisconsin-Madison",
+    month = "5",
+    year = "2023"
+}
+
 % 2023-05-08
 @article{Belle-II:2023bnh,
     author = "Belle II Collaboration",