fix(deps): update react monorepo to v19 (major) (#4535)

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

Author: renovate[bot]

spring-boot-admin-docs/src/site/package-lock.json

@@ -24,8 +24,8 @@
     "lodash.merge": "^4.6.2",
     "node-html-markdown": "^1.3.0",
     "prism-react-renderer": "^2.4.0",
-    "react": "^18.3.1",
-    "react-dom": "^18.3.1",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
     "react-multi-carousel": "^2.8.5",
     "remark-deflist": "^1.0.0",
     "typescript": "~5.9.0"

spring-boot-admin-docs/src/site/package.json

@@ -53,8 +53,8 @@
     "pretty-bytes": "7.0.1",
     "qs": "^6.13.0",
     "random-string": "0.2.0",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
+    "react": "19.1.1",
+    "react-dom": "19.1.1",
     "resize-observer-polyfill": "1.5.1",
     "rxjs": "7.8.2",
     "uuid": "11.1.0",