fix: packages/orderbook/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-INFLIGHT-6095116
- https://snyk.io/vuln/SNYK-JS-REQUEST-3361831
- https://snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873
- https://snyk.io/vuln/SNYK-JS-UNSETVALUE-2400660
- https://snyk.io/vuln/SNYK-JS-URLPARSE-1078283
- https://snyk.io/vuln/SNYK-JS-URLPARSE-1533425
- https://snyk.io/vuln/SNYK-JS-URLPARSE-2401205
- https://snyk.io/vuln/SNYK-JS-URLPARSE-2407759
- https://snyk.io/vuln/SNYK-JS-URLPARSE-2407770
- https://snyk.io/vuln/SNYK-JS-URLPARSE-2412697
- https://snyk.io/vuln/SNYK-JS-URLPARSE-543307

packages/orderbook/package.json

@@ -37,7 +37,7 @@
         "@types/jest": "^24.0.17",
         "@types/sinon": "^2.2.2",
         "@types/websocket": "^0.0.39",
-        "jest": "^24.8.0",
+        "jest": "^27.0.0",
         "shx": "^0.2.2",
         "sinon": "^4.0.0",
         "ts-jest": "^24.0.2",
@@ -49,7 +49,7 @@
         "@0x/assert": "^3.0.9",
         "@0x/connect": "^6.0.9",
         "@0x/contracts-dev-utils": "^1.3.5",
-        "@0x/mesh-rpc-client": "^7.0.4-beta-0xv3",
+        "@0x/mesh-rpc-client": "^8.1.0",
         "@0x/order-utils": "^10.3.0",
         "@0x/utils": "^5.5.1"
     },