improve workfloy taxonomy, add not do-not-delete and add-mitre-attack-cluster values

workflow/machinetag.json

@@ -70,6 +70,14 @@
         {
           "value": "review-the-grammar",
           "expanded": "Review the grammar of the information tagged to improve the overall quality"
+        },
+        {
+          "value": "do-not-delete",
+          "expended": "Element that should not be deleted (without asking)"
+        },
+        {
+          "value": "add-mitre-attack-cluster",
+          "expended": "Describe cyber adversary behavior using MITRE ATT&CK"
         }
       ]
     },