Update Openlayers version -- the previous version no longer existed in the CDN

Prior to this commit, the map on the members page did not display

Also, remove the Gemfile.lock, since it hopelessly out-of-date and can be
easily regenerated with `bundle install`

Author: sandbergja

Gemfile.lock

@@ -1,12 +1,12 @@
 ---
 ext-js:
-  - "//cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.3.1/build/ol.js"
+  - "//cdn.jsdelivr.net/npm/ol@v10.9.0/dist/ol.js"
   - "//cdn.datatables.net/1.10.21/js/jquery.dataTables.min.js"
 js:
   - "assets/js/data_table.js"
   - "assets/js/member_map.js"
 ext-css:
-  - "//cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.3.1/css/ol.css"
+  - "//cdn.jsdelivr.net/npm/ol@v10.9.0/ol.css"
   - "//cdn.datatables.net/1.10.21/css/jquery.dataTables.min.css"
   - "https://fonts.googleapis.com/icon?family=Material+Icons"
 css: