fix(profiling): IO/allocation sampling intervals - #4159

• All required reviewers must approve this pull request before it can be merged. Learn more in our FAQ.

• Needs approval from Team: profiling-php

• Needs approval from Team: apm-php-core

  _{Questions about this check? Reach out in #dx-source-code-management on Slack.
  Digest: 4608209}

• All applicable files are owned properly
  _{Digest: 7586b57}

• Security checks passed.
  _{Digest: ae3b8e8}

if this seems incorrect, you can retrigger the evaluation of the MergeGate by clicking on this link