fix: set minimum jest-util version at 26.1.0 (#1914)

Closes #1913

Author: ahnpnl

package-lock.json

@@ -60,7 +60,7 @@
     "bs-logger": "0.x",
     "buffer-from": "1.x",
     "fast-json-stable-stringify": "2.x",
-    "jest-util": "26.x",
+    "jest-util": "^26.1.0",
     "json5": "2.x",
     "lodash.memoize": "4.x",
     "make-error": "1.x",