Update column layout in filters section to improve UI consistency

app.py

@@ -651,7 +651,7 @@ with st.container():
             salary_max = 60000
 
     with st.expander("Info and Filters"):
-        prio_col, optimals_site_col, optimals_salary_col, optimals_stacks_col = st.columns(5)
+        prio_col, optimals_site_col, optimals_salary_col, optimals_stacks_col = st.columns(4)
 
         with prio_col:
             prio_var = st.radio("Which priority variable do you want to use?", ('proj', 'Own', 'Mix'), key='prio_var_radio')