add missing authors

Co-authored-by: Thomas Pfau <github@thomaspfau.de>

Author: samumantha

CITATION.cff

@@ -6,6 +6,14 @@ authors:
   given-names: "Radovan"
 - family-names: "Darst"
   given-names: "Richard"
+- family-names:  "Juselius"
+  given-names: "Jonas"
+- family-names: "Di Remigio Eikås"
+  given-names: "Roberto"
+- family-names: "Bjørndalen"
+  given-names: "Ole Martin"
+- family-names: "Fouilloux"
+  given-names: "Anne"
 title: "Modular code development type-along "
 type: "data"
 abstract: "Making reusing parts of your code easier. The focus of this lesson is how to partition and organize projects as they grow from one screen-full to larger and how to make code portions reusable across projects and across notebooks."