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

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BRACES-6838727
- https://snyk.io/vuln/SNYK-JS-MICROMATCH-6838728
- https://snyk.io/vuln/SNYK-JS-SEND-7926862
- https://snyk.io/vuln/SNYK-JS-SERVESTATIC-7926865

Author: snyk-bot

package.json

@@ -156,7 +156,7 @@
     "axe-playwright": "^1.1.11",
     "babel-loader": "^9.1.0",
     "babel-plugin-macros": "^3.1.0",
-    "browser-sync": "^2.27.11",
+    "browser-sync": "^3.0.3",
     "chalk": "4.1.2",
     "chromatic": "^6.17.0",
     "color": "^3.1.2",