fix: activities list dropdown (#833) (#1186)

Closes #833. Every other year picker reads the selected year except this one, so this was a very easy fix :)

Author: NoahvdAa

app/views/members/home/index.html.haml

@@ -76,7 +76,7 @@
         %span
           %i.fa.fa-fw.fa-fw.fa-ticket-alt
           = I18n.t("navigation.activity")
-          = select_tag :year, options_for_select( @years), class: 'year-selector'
+          = select_tag :year, options_for_select( @years, params['year'] ), class: 'year-selector'
       %table.table.table-striped
         %tbody
           - @participants.each do |activity|