Update aria_project_v2.3.7.xml

aria/conbox/templates/aria_project_v2.3.7.xml

@@ -72,7 +72,7 @@
     <water_refinement solvent="${water_refinement_solvent}" n_structures="${water_refinement_n_structures}" enabled="${water_refinement_enabled}" write_solvent_molecules="${water_refinement_write_solvent_molecules}"/>
   </protocol>
   <analysis>
-    <structures_analysis enabled="${structure_analysis_enabled}"/>
+    <structures_analysis enabled="${structures_analysis_enabled}"/>
     <procheck executable="${procheck_executable}" enabled="${procheck_enabled}"/>
     <prosa executable="${prosa_executable}" enabled="${prosa_enabled}"/>
     <whatif executable="${whatif_executable}" enabled="${whatif_enabled}"/>