Change log for GCP_COMPUTE_CONTEXT

Date Changes
2024-01-27 Bug-Fix:
- Segregated the mappings of "name", "resource.data.id", "resource.data.name", "region", "resource.data.selfLink", "project_id", "asset_network_id" and "{region}-%{zone_suffix}" into separate mutate blocks.
2024-01-05 Enhancement:
- Removed the mapping of "event.idm.entity.entity.namespace".
- Added support to parse all the "networkIP" from "resource.data.networkInterfaces".
2022-07-29 - Added conditional check for 'resource.data.lastStartTimestamp' and mapped to 'entity.asset.last_boot_time'.
- Added conditional check for 'resource.data.networkInterfaces.0.networkIP' and mapped to 'entity.asset.ip'.
2022-04-04 Updating vendor name