DOCS-2386: Update security events docs - #2279

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'visibile'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'visibile'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.22-1/threat/security-event-management.mdx", "range": {"start": {"line": 50, "column": 52}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'hostname'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'hostname'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.22-1/threat/security-event-management.mdx", "range": {"start": {"line": 11, "column": 131}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'visibile'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'visibile'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.21-2/threat/security-event-management.mdx", "range": {"start": {"line": 50, "column": 52}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'hostname'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'hostname'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.21-2/threat/security-event-management.mdx", "range": {"start": {"line": 11, "column": 131}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'visibile'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'visibile'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.20-2/threat/security-event-management.mdx", "range": {"start": {"line": 50, "column": 52}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'hostname'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'hostname'?", "location": {"path": "calico-enterprise_versioned_docs/version-3.20-2/threat/security-event-management.mdx", "range": {"start": {"line": 11, "column": 131}}}, "severity": "ERROR"}

[vale] reported by reviewdog 🐶 [Vale.Spelling] Did you really mean 'visibile'? Raw Output: {"message": "[Vale.Spelling] Did you really mean 'visibile'?", "location": {"path": "calico-enterprise/threat/security-event-management.mdx", "range": {"start": {"line": 50, "column": 52}}}, "severity": "ERROR"}