/usr/lib/ is in gpg-agent 2.2.4-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/gnupg/
/usr/lib/gnupg/gpg-check-pattern
/usr/lib/gnupg/gpg-preset-passphrase
/usr/lib/gnupg/gpg-protect-tool
/usr/lib/gnupg2/
/usr/lib/systemd/
/usr/lib/systemd/user/
/usr/lib/systemd/user/gpg-agent-browser.socket
/usr/lib/systemd/user/gpg-agent-extra.socket
/usr/lib/systemd/user/gpg-agent-ssh.socket
/usr/lib/systemd/user/gpg-agent.service
/usr/lib/systemd/user/gpg-agent.socket
/usr/lib/systemd/user/sockets.target.wants/
/usr/lib/systemd/user-environment-generators/
/usr/lib/systemd/user-environment-generators/90gpg-agent
/usr/lib/gnupg2/gpg-preset-passphrase
/usr/lib/gnupg2/gpg-protect-tool
/usr/lib/systemd/user/sockets.target.wants/gpg-agent-browser.socket
/usr/lib/systemd/user/sockets.target.wants/gpg-agent-extra.socket
/usr/lib/systemd/user/sockets.target.wants/gpg-agent-ssh.socket
/usr/lib/systemd/user/sockets.target.wants/gpg-agent.socket