Add YRC Token (Polygon) to MetaMask Registry

[specialo194-dotcom]

Added YRC token metadata and logo for automatic detection in MetaMask wallets.

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[!NOTE] Adds Yourcoin (YRC) to contract-map.json and updates entries near the top, including replacing the Cyber mapping with PoolTogether Dai.

• Token map (contract-map.json):
  • Add Yourcoin (YRC) at 0x05D2310F57e13F8f51198197508BD3ed71A2597b with decimals: 3, erc20: true, and logo 0x05D2310F57e13F8f51198197508BD3ed71A2597b.png.
  • Update top entries: remove Cyber at 0x14778860E937f509e651192a90589dE711Fb88a9; add PoolTogether Dai at 0x49d716DFe60b37379010A75329ae09428f17118d with erc20: true.

^{Written by Cursor Bugbot for commit 7e9f86025026cb6bb1a62158c09ed37b760a04f5. This will update automatically on new commits. Configure here.}