Update BSQ stake and voting spreadsheet links

I've added a new INDEX sheet to the voting spreadsheet and this commit
updates existing voting spreadsheet links to point to it.

The index page is designed to give the user context about what they're
looking at, and a self-explanatory route where to click next.

The index can be found at http://goo.gl/QGiWnB

dao/phase-zero.adoc

@@ -483,7 +483,7 @@ https://github.com/bisq-network/docs[https://github.com/bisq-network/docs]
 
 === BSQ stake and vote tracking spreadsheet [[voting-spreadsheet]]
 
-https://docs.google.com/spreadsheets/d/1xlXDswj3251BPCOcII-UyWlX7o7jMkfYBE-IZ5te5Ck/edit#[BSQ stake and vote tracking] (Google Sheet)
+https://docs.google.com/spreadsheets/d/1xlXDswj3251BPCOcII-UyWlX7o7jMkfYBE-IZ5te5Ck/edit#gid=912569327[BSQ stake and vote tracking] (Google Sheet)
 
 == Other
 
@@ -545,7 +545,7 @@ To submit a compensation request for a <<bonded-contributor-roles,bonded contrib
  - The role must have a complete and up to date https://github.com/bisq-network/roles[role specification] document
  - The reporting requirements (if any) for the role must be fulfilled. Usually reporting happens in the form of a comment on the https://github.com/bisq-network/roles/issues[role's dedicated GitHub issue]. See your role specification for details.
 
-Once submitted, your request will be added to the <<voting-spreadsheet>> where stakeholders can <<how-to-vote,vote>> on it.
+Once submitted, your request will be added to the https://docs.google.com/spreadsheets/d/1xlXDswj3251BPCOcII-UyWlX7o7jMkfYBE-IZ5te5Ck/edit#gid=912569327[voting spreadsheet] where stakeholders can <<how-to-vote,vote>> on it.
 
 === submit a proposal