Change log for IMPERVA_SECURESPHERE

Date Changes
2022-07-24 Enhancement -
- Mapped "proto" to "network.ip_protocol".
- Mapped "severity" to "security_result.severity_details".
- Mapped "cs1Label" to "security_result.detection_fields".
- Mapped "cs2Label" to "security_result.detection_fields".
- Mapped "cs3Label" to "security_result.detection_fields".
- Mapped "cs4" to "target.application".
- Mapped "cs5Label" to "security_result.detection_fields".
- Mapped "cs8" to "target.resource.name".
- Mapped "cs9" to "principal.user.userid".
- Mapped "cs10Label" to "additional.fields".
- Mapped "cs11" to "principal.application".
- Mapped "cs12Label" to "additional.fields".
- Mapped "cs13Label" to "additional.fields".
- Mapped "cs14Label" to "additional.fields".
- Mapped "cs16Label" to "additional.fields".
- Mapped "cs17Label" to "additional.fields".