Investigate high number of queries for rolled up date specs

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The following spec caused a flaky/broken master: https://gitlab.com/gitlab-org/gitlab/-/blob/c939401186fff153f36d69a40a1c07bcfcacce57/spec/support/shared_examples/features/work_items/rolledup_dates_shared_examples.rb#L183

Example pipeline: https://gitlab.com/gitlab-org/gitlab/-/jobs/7383571471

Failed examples:
rspec './ee/spec/features/groups/work_items/work_item_spec.rb[1:1:1:1:1:2:4:3:1]' # Work item for signed in user for epic work items on the work item route behaves like work items rolled up dates when feature flag is enabled when using inheritable dates when removing all children rolled up child dates