use taiki-e/install-action for cargo-audit

Author: Roguelazer

.github/workflows/ci.yml

@@ -43,8 +43,8 @@ jobs:
     - uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: stable
-    - uses: Swatinem/rust-cache@v2
-    - run: |
-        cargo install cargo-audit
-        cargo audit
+    - uses: taiki-e/install-action@v2
+      with:
+        tool: cargo-audit
+    - run: cargo audit