fix: add CTRL THOR/Maya and Ledger THOR signing support

[towanTG]

Summary

• add CTRL THORChain and Maya sign-and-broadcast adapters for toolbox transactions
• keep CTRL BTC working path, including extension broadcast for PSBT swaps
• wire Ledger THORChain through the Cosmos toolbox signer path
• add regression coverage for CTRL THOR/Maya transaction conversion and provider handling

Verification

• bun biome check .changeset/ctrl-thorchain-signer.md packages/wallet-extensions/src/ctrl/index.ts packages/wallet-extensions/src/ctrl/walletHelpers.ts packages/wallet-extensions/src/types.ts packages/wallet-extensions/test/ctrl-thorchain.test.ts packages/wallet-hardware/src/ledger/clients/thorchain/index.ts packages/wallet-hardware/src/ledger/index.ts --write
• bun test packages/wallet-extensions/test/ctrl-thorchain.test.ts
• bun tsc --noEmit -p packages/wallet-extensions/tsconfig.json && bun tsc --noEmit -p packages/wallet-hardware/tsconfig.json
• bun run ./tools/builder/dts.ts