Init conversion for bigint p_ci_builds

Problem

This column references the ci_pipelines table and its column type is not bigint.

Process

This is part of the process to convert the column to bigint.

Follow the instruction, and init the conversion for p_ci_builds:

• p_ci_builds.auto_canceled_by_id
• p_ci_builds.commit_id
• p_ci_builds.erased_by_id
• p_ci_builds.project_id
• p_ci_builds.runner_id
• p_ci_builds.trigger_request_id
• p_ci_builds.upstream_pipeline_id
• p_ci_builds.user_id