chore(deps): update dependency proxmox-api>undici to v7.20.0

Author: homarr-renovate[bot]

package.json

@@ -88,7 +88,7 @@
       "linkifyjs@<4.3.2": ">=4.3.2",
       "nanoid@>=4.0.0 <5.0.9": ">=5.1.6",
       "prismjs@<1.30.0": ">=1.30.0",
-      "proxmox-api>undici": "7.19.2",
+      "proxmox-api>undici": "7.20.0",
       "react-is": "^19.2.4",
       "rollup@>=4.0.0 <4.22.4": ">=4.57.1",
       "sha.js@<=2.4.11": ">=2.4.12",