chore: Delete huge unnecessary tools folder

Author: zhangsoledad

.github/workflows/rust.yml

@@ -76,6 +76,8 @@ jobs:
           remove-dotnet: 'true'
           remove-android: 'true'
           remove-haskell: 'true'
+      - name: Delete huge unnecessary tools folder
+        run: rm -rf /opt/hostedtoolcache
       - name: Checkout sources
         uses: actions/checkout@v6
         with: