docs: Add general use citation from Julia in HEP paper (#2231)

* Add general citation from 'Potential of the Julia programming
  language for high energy physics computing'.
   - c.f. https://inspirehep.net/literature/2666479

docs/bib/general_citations.bib

@@ -1,3 +1,15 @@
+% 2023-06-06
+@article{Eschle:2023ikn,
+    author = "Eschle, J. and others",
+    title = "{Potential of the Julia programming language for high energy physics computing}",
+    eprint = "2306.03675",
+    archivePrefix = "arXiv",
+    primaryClass = "hep-ph",
+    month = "6",
+    year = "2023",
+    journal = ""
+}
+
 % 2023-02-02
 @article{Bockelman:2023gbj,
     author = "Bockelman, Brian and Elmer, Peter and Watts, Gordon",