fix: revert breaking upgrade to jest version (#290)

Author: jye-sf

package.json

@@ -45,8 +45,7 @@
         "@salesforce/wire-service-jest-util": "4.0.0",
         "chalk": "^4.1.2",
         "fast-glob": "^3.2.10",
-        "jest": "^29.0.1",
-        "jest-environment-jsdom": "^29.0.1",
+        "jest": "27.4.7",
         "yargs": "~17.5.1"
     },
     "devDependencies": {

tests/__snapshots__/help.test.js.snap

@@ -16,7 +16,7 @@ Options:
       --debug                Run tests in debug mode
                              (https://jestjs.io/docs/en/troubleshooting)
                                                       [boolean] [default: false]
-      --skipApiVersionCheck  Disable the "sourceApiVersion" field check before
+      --skipApiVersionCheck  Disable the \\"sourceApiVersion\\" field check before
                              running tests. **Warning** By disabling this check
                              you risk running tests against stale versions of
                              the framework. See details here: