Bump core-js from 3.8.1 to 3.12.1 in /MalwareMultiScan.Ui

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.8.1 to 3.12.1.
- [Release notes](https://github.com/zloirock/core-js/releases)
- [Changelog](https://github.com/zloirock/core-js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zloirock/core-js/commits/v3.12.1/packages/core-js)

Signed-off-by: dependabot[bot] <support@github.com>

MalwareMultiScan.Ui/package-lock.json

@@ -3867,9 +3867,9 @@
       "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40="
     },
     "core-js": {
-      "version": "3.8.1",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.8.1.tgz",
-      "integrity": "sha512-9Id2xHY1W7m8hCl8NkhQn5CufmF/WuR30BTRewvCXc1aZd3kMECwNZ69ndLbekKfakw9Rf2Xyc+QR6E7Gg+obg=="
+      "version": "3.12.1",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.12.1.tgz",
+      "integrity": "sha512-Ne9DKPHTObRuB09Dru5AjwKjY4cJHVGu+y5f7coGn1E9Grkc3p2iBwE9AI/nJzsE29mQF7oq+mhYYRqOMFN1Bw=="
     },
     "core-js-compat": {
       "version": "3.8.1",

MalwareMultiScan.Ui/package.json

@@ -14,7 +14,7 @@
     "@nuxtjs/proxy": "^2.0.1",
     "bootstrap": "^4.5.2",
     "bootstrap-vue": "^2.20.1",
-    "core-js": "^3.8.1",
+    "core-js": "^3.12.1",
     "nuxt": "^2.14.10"
   },
   "devDependencies": {