Simplify Jest setup

- Remove explicit dependency on jest-circus: this is now the default runner
- Remove test timeout setting
- Remove @types/jest from explicit dependencies

package.json

@@ -34,7 +34,6 @@
     "string-argv": "0.3.1"
   },
   "devDependencies": {
-    "@types/jest": "27.4.1",
     "@types/node": "16.11.21",
     "@types/unzipper": "0.10.5",
     "@typescript-eslint/parser": "5.23.0",
@@ -43,7 +42,6 @@
     "eslint-plugin-github": "4.3.6",
     "eslint-plugin-jest": "26.2.0",
     "jest": "27.5.1",
-    "jest-circus": "27.5.1",
     "js-yaml": "4.1.0",
     "patch-package": "6.4.7",
     "prettier": "2.6.2",