Support cross chain gauges

[hammeiam]

Acceptance criteria:

Mainnet:

• [ ] GaugeProvider fetches data about RootGauges as well as the existing LiquidityV5Gauges
• [ ] GaugeWeight component displays data about both LiquidityV5Gauges and RootGauges: Pool or gauge name, and relative weight.

Other chains:

• [ ] GaugeProvider fetches data about RewardsOnlyGauges
• [ ] Users are able to claim, withdraw and / or migrate from minichef onto new RewardsOnlyGauges, similar to what they can do on mainnet now
• [ ] AprsProvider uses RewardsOnlyGauges to calculate aprs / reward amounts
• [ ] TokensProvider is passed reward token addresses from GaugeProvider, as is currently happening on mainnet
• [ ] Users can interact with the Farm page to stake/unstake, claim from gauges, as they currently can on mainnet