feat: dora - show more infos about all peers on client pages (ethereum#760)

This will enable additional peer infos (ENR/Enode, etc.) to be shown on
the client pages. Implemented in
ethpandaops/dora#117

Author: skylenet

static_files/dora-config/config.yaml.tmpl

@@ -16,6 +16,7 @@ frontend:
   debug: false
   pprof: true
   minimize: false # minimize html templates
+  showSensitivePeerInfos: true
 
   # Name of the site, displayed in the title tag
   siteName: "Dora the Explorer"