Fix variable name (#809)

Author: proy30

src/python/impactx/dashboard/Input/generalFunctions.py

@@ -346,14 +346,14 @@ def reset_inputs(input_section):
             state.update(getattr(DashboardDefaults, input_section.upper()))
 
             if input_section == "distribution_parameters":
-                state.dirty("selected_distribution_type")
+                state.dirty("distribution_type")
             elif input_section == "lattice_configuration":
                 state.selected_lattice_list = []
             elif input_section == "space_charge":
                 state.dirty("max_level")
 
         elif input_section == "all":
             state.update(DashboardDefaults.DEFAULT_VALUES)
-            state.dirty("selected_distribution_type")
+            state.dirty("distribution_type")
             state.selected_lattice_list = []
             state.dirty("max_level")