chore(deps): pin dependencies (#37)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -34,11 +34,11 @@
   },
   "devDependencies": {
     "@types/fhir": "0.0.35",
-    "@types/jest": "^27.5.2",
+    "@types/jest": "27.5.2",
     "@types/node": "18.0.3",
     "eslint": "7.32.0",
-    "jest": "^27.5.1",
-    "jest-cli": "^27.5.1",
+    "jest": "27.5.1",
+    "jest-cli": "27.5.1",
     "prettier": "2.7.1",
     "rollup-plugin-visualizer": "5.6.0"
   }