Fix syscollector deltas IT

[jnasselle]

Related issue
wazuh/wazuh#12550

Description

This PR aims to fix related syscollector deltas IT after the changes applied on wazuh/wazuh#12550.
Also, analysisd test that check deltas were enabled again.

Configuration options

Jenkins branch	QA branch	Version	Revision
master	12550-syscollector-deltas-treat-empty-field-as-null	v4.4.0	syscollector.12550

Type	Format	Architecture	Tag	File name
Server	rpm	x86_64	4.4.0	wazuh-manager-4.4.0-syscollector.12550.x86_64.rpm
Server	deb	amd64	4.4.0	wazuh-agent_4.4.0-syscollector.12550_amd64.deb

Configuration options

Following the next wiki https:/wazuh/wazuh-qa/wiki/Parameters-guide---4.2 for Analysisd and Wazuh-db tests

analysisd.debug=2
wazuh_modules.debug=2
monitord.rotate_log=0

Testing

test_wazuh_db and test_analysisd

OS	Local	Jenkins	Notes
PS1	🟢	🟢
PS2	🟢	🟢
PS3	🟢	🟢

---

• 🟢: All pass
• 🟡: Some warnings
• 🔴: Some errors/fails
• 🔵: In progress
• Proven that tests pass when they have to pass.
• Proven that tests fail when they have to fail.

Tests

• Proven that tests pass when they have to pass.
• Proven that tests fail when they have to fail.

• Python codebase satisfies PEP-8 style style guide. pycodestyle --max-line-length=120 --show-source --show-pep8 file.py.
• Python codebase is documented following the Google Style for Python docstrings.
• The test is documented in wazuh-qa/docs.
• provision_documentation.sh generate the docs without errors.