chg: revert versions

Author: fukusuket

objects/sigma/definition.json

@@ -43,5 +43,5 @@
     "sigma-rule-name"
   ],
   "uuid": "aa21a3cd-ab2c-442a-9999-a5e6626591ec",
-  "version": 3
+  "version": 2
 }

objects/yara/definition.json

@@ -50,5 +50,5 @@
     "yara-rule-name"
   ],
   "uuid": "b5acf82e-ecca-4868-82fe-9dbdf4d808c3",
-  "version": 8
+  "version": 7
 }