Cleanup EM supplemental data (delete_ind=1) + deploy hook (#6922)

[spetros-do]

Scope:

• Remove EM Supplemental Data Delete Indicator Rows --include a step to delete rows with a Delete Indicator equal to 1 from the following EM Supplemental Tables during the Initial
• Data Migration:
  COMPONENT_OP_SUPP_DATA
  DAILY_TEST_SUPP_DATA
  This should also delete the child DAILY_TEST_SYSTEM_SUPP_DATA rows.
  LAST_QA_VALUE_SUPP_DATA
  QA_CERT_EVENT_SUPP_DATA
  SYSTEM_OP_SUPP_DATA

Changes Made:

• Adds camdecmpswks-em-supp-data-cleanup.sql (child→parent deletes) under Sprint 29.
• Hooks into POST_DEPLOYMENT_CLEANUP.
• Data-only cleanup; no schema changes.