Add type def package for react syntax highlighter in ui

Author: joshenlim

package-lock.json

@@ -35,22 +35,23 @@
     "postcss": "^8.4.5",
     "prop-types": "^15.7.2",
     "react-copy-to-clipboard": "^5.1.0",
+    "react-countdown": "^2.3.5",
     "react-feather": "^2.0.10",
     "react-markdown": "^8.0.3",
     "react-syntax-highlighter": "^15.5.0",
     "remark-gfm": "^3.0.1",
     "sse.js": "^0.6.1",
     "tailwind-merge": "^1.10.0",
     "tailwindcss": "^3.0.15",
-    "tailwindcss-radix": "^1.6.0",
-    "react-countdown": "^2.3.5"
+    "tailwindcss-radix": "^1.6.0"
   },
   "devDependencies": {
     "@storybook/react": "^6.5.16",
     "@types/common-tags": "^1.8.1",
     "@types/react": "^17.0.37",
     "@types/react-copy-to-clipboard": "^5.0.4",
     "@types/react-dom": "^17.0.11",
+    "@types/react-syntax-highlighter": "^15.5.6",
     "sql-formatter": "^12.2.0",
     "storybook-dark-mode": "^2.1.1",
     "typescript": "4.3.4"