fix(deps): update nextjs monorepo to v15.4.4

Author: renovate[bot]

package.json

@@ -38,7 +38,7 @@
     "envalid": "^8.1.0",
     "jest": "^29.7.0",
     "motion": "^12.23.9",
-    "next": "15.4.2",
+    "next": "15.4.4",
     "next-sanity": "^10.0.2",
     "path-to-regexp": "^8.2.0",
     "react": "^19.1.0",
@@ -75,7 +75,7 @@
     "cypress": "14.5.2",
     "cypress-axe": "^1.6.0",
     "eslint": "9.31.0",
-    "eslint-config-next": "15.4.2",
+    "eslint-config-next": "15.4.4",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-jest": "^29.0.1",
     "eslint-plugin-jsx-a11y": "^6.10.2",