gitlab-ci: drop cdash-build-id from release packaging artifacts

This was accidentally added by commit 06661b1e4c (gitlab-ci: pull
annotations for CDash from the jobs, 2023-11-01, v3.28.0-rc4~1^2).

.gitlab/artifacts.yml

@@ -86,7 +86,6 @@
             - ${CMAKE_CI_BUILD_DIR}/cmake-*.zip
             # Any unsigned packages made.
             - ${CMAKE_CI_BUILD_DIR}/unsigned/cmake-*
-            - ${CMAKE_CI_BUILD_DIR}/cdash-build-id
         reports:
             annotations:
                 - ${CMAKE_CI_BUILD_DIR}/annotations.json