fix: Fixed ZTW resources and added new ZIA endpoint

[willguibr]

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[codecov]

Codecov Report

❌ Patch coverage is 8.97436% with 71 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
zscaler/ztw/provisioning_url.py	7.31%	38 Missing ⚠️
zscaler/zia/rule_labels.py	5.55%	17 Missing ⚠️
zscaler/ztw/ip_destination_groups.py	5.88%	16 Missing ⚠️

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