Move Coordinator EIP712 constants from contracts/test-utils to packages/order-utils.

Export `constants` from `packages/types`.
Add `SignatureInvalid` to `RevertReason` in `packages/types`.

contracts/test-utils/src/constants.ts

@@ -65,14 +65,4 @@ export const constants = {
         'CANCEL_ORDERS_UP_TO',
         'SET_SIGNATURE_VALIDATOR_APPROVAL',
     ],
-    COORDINATOR_DOMAIN_NAME: '0x Protocol Trade Execution Coordinator',
-    COORDINATOR_DOMAIN_VERSION: '1.0.0',
-    COORDINATOR_APPROVAL_SCHEMA: {
-        name: 'COORDINATORApproval',
-        parameters: [
-            { name: 'transactionHash', type: 'bytes32' },
-            { name: 'transactionSignature', type: 'bytes' },
-            { name: 'approvalExpirationTimeSeconds', type: 'uint256' },
-        ],
-    },
 };