feat: add agent config for Osmosis Mainnet (#3825)

### Description

- Added agent config description for Osmosis Mainnet
- Updated infra test to allow agent config chains to be a superset of
infra chains

Taken from @byeongsu-hong's https://github.com/hyperlane-xyz/hyperlane-monorepo/pull/3766, but with a fixed test

### Drive-by changes

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### Related issues

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- Fixes #[issue number here]
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### Backward compatibility

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### Testing

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---------

Co-authored-by: byeongsu-hong <hong@byeongsu.dev>

rust/config/mainnet_config.json

@@ -892,6 +892,39 @@
       "timelockController": "0x0000000000000000000000000000000000000000",
       "validatorAnnounce": "0x30f5b08e01808643221528BB2f7953bf2830Ef38"
     },
+    "osmosis": {
+      "bech32Prefix": "osmo",
+      "blocks": {
+        "reorgPeriod": 1
+      },
+      "canonicalAsset": "uosmo",
+      "chainId": "osmosis-1",
+      "contractAddressBytes": 32,
+      "domainId": "875",
+      "gasPrice": {
+        "amount": "0.025",
+        "denom": "uosmo"
+      },
+      "grpcUrls": [
+        {
+          "http": "https://osmosis-grpc.publicnode.com:443"
+        }
+      ],
+      "index": {
+        "from": 14389169
+      },
+      "interchainGasPaymaster": "0xd20a9dcf61939fc2fe6ad501b9457b1029b3cc7ab12ed72675ea2e10d831ee5d",
+      "mailbox": "0x9493e39d85dd038022f97d88aba6bff98d98f9a016b4f2e498bf1d9898420172",
+      "merkleTreeHook": "0x8920e062ee5ed8afccbc155d13ea9049296399ee41403655864fcd243edc7388",
+      "name": "osmosis1",
+      "protocol": "cosmos",
+      "rpcUrls": [
+        {
+          "http": "https://osmosis-rpc.publicnode.com:443"
+        }
+      ],
+      "validatorAnnounce": "0xaf867da5b09a20ee49161d57f99477c0c42d100f34eb53da0d2eb7fc6c257235"
+    },
     "polygon": {
       "aggregationHook": "0x34dAb05650Cf590088bA18aF9d597f3e081bCc47",
       "blockExplorers": [

typescript/infra/test/agent-configs.test.ts

@@ -43,7 +43,9 @@ describe('Agent configs', () => {
         const agentJsonConfigChains = Object.keys(
           config.agentJsonConfig.chains,
         );
-        expect(agentJsonConfigChains).to.have.members(
+        // Allow for the agent JSON config to be a superset of the supported
+        // chain names, as AW may not always run agents for all chains.
+        expect(agentJsonConfigChains).to.include.members(
           config.supportedChainNames,
         );
       });