chore(deps): update terraform oci to v6.20.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
oci (source)	required_provider	minor	6.18.0 -> 6.20.0

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Release Notes

oracle/terraform-provider-oci (oci)

v6.20.0

Compare Source

Added

• Support for Fleet Application Management Service v1.2
• Support for BYOK for ADB-D
• Support for Rollback Maintenance Cycle Feature
• Support for Data Flow CascadeDeleteApplication API
• Support for refresh DR Plans
• Support for Private Access to a VB service instance

Bug Fix

• Fix for the vm network update in place issue
• Fix Instance Configuration Config Mapping
• Fix for MySQL Cross Region Copy Backup Destroy
• Incorporated more workrequest status for createSchedule and updateSchedule workflow
• Support for Wwether the volumes are preserved when a desktop pool is deleted

v6.19.0

Compare Source

Added

• README.md of service examples with magic button
• Release for v6.18.0
• Support for Add secretIds for sensitive connection attributes
• Support for Oracle Cloud AI Service Generative AI Agent Service

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