Remove useless conan remote add command

.gitlab-ci.yml

@@ -85,7 +85,6 @@ distcheck-package-linux-bintray:
     image: ${DOCKER_IMAGE}
     script:
         - set -e
-        - conan remote add $CONAN_BINTRAY_REMOTE_NAME $CONAN_BINTRAY_REMOTE_URL
         - conan user
                -p $CONAN_BINTRAY_API_KEY
                -r $CONAN_BINTRAY_REMOTE_NAME $CONAN_BINTRAY_USER
@@ -105,7 +104,6 @@ distcheck-package-linux-lrde:
     image: ${DOCKER_IMAGE}
     script:
         - set -e
-        - conan remote add $CONAN_LRDE_REMOTE_NAME $CONAN_LRDE_REMOTE_URL
         - conan user
                -p $CONAN_LRDE_API_KEY
                -r $CONAN_LRDE_REMOTE_NAME $CONAN_LRDE_USER