chore(deps): update dependency postcss to v8.4.49 (#3826)

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

Author: renovate[bot]

spring-boot-admin-server-ui/package-lock.json

@@ -96,7 +96,7 @@
     "jsdom": "^25.0.0",
     "msw": "2.6.4",
     "msw-storybook-addon": "2.0.4",
-    "postcss": "8.4.48",
+    "postcss": "8.4.49",
     "prettier": "^3.0.3",
     "rollup-plugin-visualizer": "5.12.0",
     "sass": "^1.57.1",