fix: upgrade @emotion/core from 10.0.28 to 10.0.35

Snyk has created this PR to upgrade @emotion/core from 10.0.28 to 10.0.35.

See this package in npm:
https://www.npmjs.com/package/@emotion/core

See this project in Snyk:
https://app.snyk.io/org/github-newrelic/project/868cac7a-942a-4cb5-a87b-05381c8ca7ec?utm_source=github&utm_medium=upgrade-pr

package.json

@@ -3,7 +3,7 @@
   "private": true,
   "version": "1.17.1",
   "dependencies": {
-    "@emotion/core": "^10.0.28",
+    "@emotion/core": "^10.0.35",
     "@emotion/styled": "^10.0.27",
     "@mdx-js/mdx": "^1.6.16",
     "@mdx-js/react": "^1.6.16",