fix cargo audit working in CI 🎉

Author: sam0x17

.github/workflows/cargo-audit.yml

@@ -5,6 +5,7 @@ on:
       - labeled
       - unlabeled
       - synchronize
+      - opened
 concurrency:
   group: cargo-audit-${{ github.ref }}
   cancel-in-progress: true
@@ -24,7 +25,7 @@ jobs:
           sudo apt-get install -y clang curl libssl-dev llvm libudev-dev protobuf-compiler
 
       - name: Install cargo-audit
-        run: cargo install --version 0.20.1 --force cargo-audit
+        run: cargo install --force cargo-audit
 
       - name: Display cargo-audit --version
         run: cargo audit --version