ci: Fix paths config for security workflow

Author: svix-jplatte

.github/workflows/security.yml

@@ -9,11 +9,13 @@ on:
       - main
     paths:
       - '**/Cargo.toml'
-      - '.github/workflows/rust-security.yml'
+      - 'deny.toml'
+      - '.github/workflows/security.yml'
   pull_request:
     paths:
       - '**/Cargo.toml'
-      - '.github/workflows/rust-security.yml'
+      - 'deny.toml'
+      - '.github/workflows/security.yml'
 
 jobs:
   security_audit: