feat: export Call and Calls.

Author: jxom

.changeset/angry-candles-warn.md

@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Exported `Call` and `Calls` types.

src/index.ts

@@ -469,6 +469,7 @@ export type {
   WriteContractParameters,
   WriteContractReturnType,
 } from './actions/wallet/writeContract.js'
+export type { Call, Calls } from './types/calls.js'
 export type {
   Chain,
   ChainConfig,