Update environment.yml

Author: jan-janssen

binder/environment.yml

@@ -7,7 +7,7 @@ dependencies:
 - hatchling =1.27.0
 - httpcore =1.0.7
 - jobflow =0.1.19
-- pyiron_base =0.11.11
+- pyiron_base =0.12.0
 - pygraphviz =1.14
 - aiida-workgraph =0.5.2
 - conda_subprocess =0.0.6