fix: package.json & yarn.lock to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BABELTRAVERSE-5962462
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795
- https://snyk.io/vuln/SNYK-JS-JSON5-3182856
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3043105
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3042992
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3105943

package.json

@@ -17,7 +17,7 @@
     "@docusaurus/core": "2.0.0",
     "@docusaurus/preset-classic": "2.0.0",
     "@mdx-js/react": "^1.6.21",
-    "@svgr/webpack": "^5.5.0",
+    "@svgr/webpack": "^7.0.0",
     "clsx": "^1.1.1",
     "file-loader": "^6.2.0",
     "prism-react-renderer": "^1.2.1",