Add snippet named 'RequiresShellIdDirective'

Author: travisclagrone

snippets/PowerShell.json

@@ -1074,5 +1074,12 @@
             "#Requires -PSEdition ${1|Core,Desktop|}"
         ],
         "description": "Require a PowerShell edition to run the script."
+    },
+    "RequiresShellIdDirective": {
+        "prefix": "require-shell",
+        "body": [
+            "#Requires -ShellId ${1:ID}"
+        ],
+        "description": "Require a specific shell to run the script."
     }
 }