Update fossa-cli to 1.0.27

Author: lucacome

.travis.yml

@@ -11,6 +11,6 @@ script:
 before_install:
 - echo "PR Slug:${TRAVIS_PULL_REQUEST_SLUG}"
 - if [[ "${TRAVIS_PULL_REQUEST_SLUG}" == "nginxinc/nginx-prometheus-exporter" || "${TRAVIS_PULL_REQUEST}" == "false" ]]; then
-  wget https://${fossalocation}/${fossafile} && tar xzf ${fossafile}
+  wget https://github.com/fossas/fossa-cli/releases/download/v1.0.27/fossa-cli_1.0.27_linux_amd64.tar.gz && tar xzf fossa-cli_1.0.27_linux_amd64.tar.gz
   && ./fossa init
   && GO111MODULE=on FOSSA_API_KEY=${fossapush} ./fossa analyze -t nginx-prometheus-exporter -b ${TRAVIS_BRANCH}; fi