Merge branch 'fix-gpg-sign-configuration' into 'master'

fix: make gpg configuration to work

Closes #48

See merge request to-be-continuous/semantic-release!62

templates/gitlab-ci-semrel.yml

@@ -804,7 +804,7 @@ stages:
     - !reference [.semrel-scripts]
     - install_ca_certs "${CUSTOM_CA_CERTS:-$DEFAULT_CA_CERTS}"
     # install git and OpenSSH
-    - maybe_install_packages ca-certificates git openssh-client gpg
+    - maybe_install_packages ca-certificates git openssh-client gpg gpg-agent
     - maybe_install_yq
     - cd "${SEMREL_CONFIG_DIR}"
     - prepare_semantic_release