Scan: Wire up proposal vote

[pzshine]

Fixed: #2615

Implementation details

• Wired up the data to proposal vote
  • Turnout rate on Proposal Homepage
  • Proposal Index page
    • Turnout rate on Turnout pie chart
    • VoteStat on result box.
• Fixed some typo
• Added optionInt to ID.re

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[render]

Your Render PR Server URL is https://d3n-scan-pr-2621.onrender.com.

Follow its progress at https://dashboard.render.com/static/srv-btbnqq2pp1jnjj0v85mg.

[evilpeach]

Let's check https://d3n-scan-pr-2621.onrender.com/proposal/25. Why the percentage of abstain choice is 0?