Update vacuum default settings

[TomasTurina]

Description

This PR modifies the default vacuum settings to the following values:

wazuh_db.max_fragmentation=90
wazuh_db.fragmentation_threshold=75
wazuh_db.fragmentation_delta=5
wazuh_db.free_pages_percentage=0
wazuh_db.check_fragmentation_interval=7200

Checks

Docs building

• Compiles without warnings.

Code formatting and web optimization

• Uses three spaces indentation.
• Adds or updates meta descriptions accordingly.
• Updates the redirects.js script if necessary (check this guide).

Writing style

• Uses present tense, active voice, and semi-formal registry.
• Uses short, simple sentences.
• Uses bold for user interface elements, italics for key terms or emphasis, and code font for Bash commands, file names, REST paths, and code.