Fix Georg's and Jannie's author names

Author: althonos

team/_posts/2015-10-01-zeller-georg.md

@@ -3,7 +3,7 @@ layout: member
 title: Georg Zeller
 position: Group Leader
 handle: zeller
-science_names: [Zeller G]
+science_names: [Zeller G, Zeller GF]
 image: zeller-georg.jpg
 alumni: false
 linkedin: georg-zeller-41476a2a2

team/_posts/2023-11-01-jannie-henderickx.md

@@ -3,7 +3,7 @@ layout: member
 title: Jannie Henderickx
 position: CMAT Coordinator and Researcher
 handle: jannie
-science_names: [Jannie]
+science_names: [Henderickx J, Henderickx JGE]
 image: henderickx-jannie.jpg
 alumni: false
 country: [nl]