OSType response: `isuserdefined` as string not bool

[tampler]

ISSUE TYPE

• Bug Report

COMPONENT NAME

Core, API

CLOUDSTACK VERSION

ACS: 4.19.0.0-SNAPSHOT-20230815-075029
API: go v2.15.0

CONFIGURATION

OS / ENVIRONMENT

SUMMARY

ACS response to cmk returns invalid type. API fails to parse the response

STEPS TO REPRODUCE

cmk list ostypes keyword=ubuntu
 {
 "description": "Ubuntu 9.10 (32-bit)",
 "id": "4112ee99-3b43-11ee-a889-0242ac110003",
 "isuserdefined": "false", << -------- This is BAD. String not bool, fails on type conversion
 "name": "Ubuntu 9.10 (32-bit)",
 "oscategoryid": "41040642-3b43-11ee-a889-0242ac110003",
 "oscategoryname": "Ubuntu"
 }

EXPECTED RESULTS

"isuserdefined": false (bool)

ACTUAL RESULTS

"isuserdefined": "false" (string)