Update app tracking hints

json/app_tracking_hints.json

@@ -5075,6 +5075,19 @@
     "tag_regex": "(?i)(?:v|release[-_/]?)?(\\d+(?:\\.\\d+){1,3}(?:[-+._][0-9A-Za-z.-]+)?)",
     "website": "https://www.urbackup.org/"
   },
+  "valhalla": {
+    "default_ports": [
+      8002
+    ],
+    "file_path": "/root/.valhalla",
+    "file_regex": "(?i)(?:v|release[-_/]?)?(\\d+(?:\\.\\d+){1,3}(?:[-+._][0-9A-Za-z.-]+)?)",
+    "github_source": "releases",
+    "installed_via": "file",
+    "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/valhalla.webp",
+    "repo": "valhalla/valhalla",
+    "tag_regex": "(?i)(?:v|release[-_/]?)?(\\d+(?:\\.\\d+){1,3}(?:[-+._][0-9A-Za-z.-]+)?)",
+    "website": "https://valhalla.github.io/valhalla/"
+  },
   "valkey": {
     "default_ports": [
       6379