Update to latest Styrkowiece preprint

Author: WilliamNgiam

_data/sources.yaml

@@ -14,7 +14,7 @@
   buttons:
     - type: preprint
       text: Preprint
-      link: https://osf.io/preprints/psyarxiv/8mxy3_v1
+      link: https://osf.io/preprints/psyarxiv/8mxy3_v2
     - type: data
       text: Data and Code
       link: https://osf.io/c5zbq/