Fix headline ingredient select focus style

Signed-off-by: Thomas von Deyen <[email protected]>

Author: tvdeyen

app/assets/builds/alchemy/admin.css

@@ -192,9 +192,12 @@ form {
         right: var(--form-field-addon-width);
 
         select {
-          border-right-width: 0;
           border-top-right-radius: 0;
           border-bottom-right-radius: 0;
+
+          &:not(:focus) {
+            border-right-width: 0;
+          }
         }
       }
     }