Update gem public_suffix v4.0.7.

Author: john-michaelburke

.github/workflows/main.yml

@@ -276,6 +276,7 @@ jobs:
                 libudev-dev \
                 libssl-dev \
                 pkg-config
+              sudo gem install public_suffix -v 4.0.7
               sudo gem install --no-document fpm
           elif [ "$RUNNER_OS" == "macOS" ]; then
               brew install capnp llvm create-dmg