refactor: reorganize OSINT types — genéricos a core, específicos en cybersecurity

Mueve tipos genéricos (Person, Organization, Location, Email, Phone, Document,
Domain, Event, SocialMedia) de cybersecurity a core. Mantiene en cybersecurity
solo los específicos de seguridad (CryptoWallet, IPAddress, Malware, Vulnerability).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

functions/cybersecurity/malware.go

@@ -0,0 +1,10 @@
+package cybersecurity
+
+// Malware represents a malware sample tracked in an OSINT investigation.
+type Malware struct {
+	Family      string `json:"family"`
+	HashSHA256  string `json:"hash_sha256"`
+	FirstSeen   string `json:"first_seen"`
+	LastSeen    string `json:"last_seen"`
+	ThreatLevel string `json:"threat_level"`
+}