Pin dependency react to 17.0.2 (#2240)

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

Author: renovate[bot]

package-lock.json

@@ -89,7 +89,7 @@
     "postcss-media-minmax": "5.0.0",
     "prettier": "2.8.3",
     "raw-loader": "4.0.2",
-    "react": "^17.0.2",
+    "react": "17.0.2",
     "react-syntax-highlighter": "13.5.3",
     "remark-preset-lint-recommended": "5.0.0",
     "remark-preset-prettier": "0.5.1",