Typo fixed

Author: adulau

objects/macho/definition.json

@@ -42,7 +42,7 @@
       "misp-attribute": "text"
     },
     "text": {
-      "description": "Free text value to attach to the ELF",
+      "description": "Free text value to attach to the Mach-O file",
       "disable_correlation": true,
       "ui-priority": 1,
       "misp-attribute": "text",