fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BRACES-6838727
- https://snyk.io/vuln/SNYK-JS-INFLIGHT-6095116
- https://snyk.io/vuln/SNYK-JS-UNSETVALUE-2400660
- https://snyk.io/vuln/SNYK-JS-MICROMATCH-6838728

Author: snyk-bot

package.json

@@ -40,7 +40,7 @@
     "@typescript-eslint/eslint-plugin": "^4.33.0",
     "@typescript-eslint/parser": "^4.31.1",
     "eslint": "^7.5.0",
-    "jest": "^26.6.3",
+    "jest": "^27.0.0",
     "standard-version": "^9.1.0",
     "ts-jest": "^26.4.4",
     "tslib": "^2.0.3",