patch: Update dependency core-js to ^3.26.1

Update core-js from 3.23.3 to 3.26.1

Change-type: patch

Author: renovate[bot]

package.json

@@ -65,7 +65,7 @@
     "@types/unist": "^2.0.6",
     "@wojtekmaj/enzyme-adapter-react-17": "^0.6.7",
     "catch-uncommitted": "^2.0.0",
-    "core-js": "^3.18.3",
+    "core-js": "^3.26.1",
     "enzyme": "^3.11.0",
     "husky": "^0.14.3",
     "jest": "^26.6.3",