chg: Sigma v2 compliant tag format

config/mitre_tactics.txt

@@ -1,15 +1,15 @@
 tag_full_str,tag_output_str,html_tag_output_str
 attack.reconnaissance,Recon,01. Reconnaissance
-attack.resource_development,ResDev,02. Resource Development
-attack.initial_access,InitAccess,03. Initial Access
+attack.resource-development,ResDev,02. Resource Development
+attack.initial-access,InitAccess,03. Initial Access
 attack.execution,Exec,04. Execution
 attack.persistence,Persis,05. Persistence
-attack.privilege_escalation,PrivEsc,06. Privilege Escalation
-attack.defense_evasion,Evas,07. Defense Evasion
-attack.credential_access,CredAccess,08. Credential Access
+attack.privilege-escalation,PrivEsc,06. Privilege Escalation
+attack.defense-evasion,Evas,07. Defense Evasion
+attack.credential-access,CredAccess,08. Credential Access
 attack.discovery,Disc,09. Discovery
-attack.lateral_movement,LatMov,10. Lateral Movement
+attack.lateral-movement,LatMov,10. Lateral Movement
 attack.collection,Collect,11. Collection
-attack.command_and_control,C2,12. C2
+attack.command-and-control,C2,12. C2
 attack.exfiltration,Exfil,13. Exfiltration
 attack.impact,Impact,14. Impact