Update recipes index, skill and README

Author: actions-user

docs/recipes/index.json

@@ -1210,7 +1210,7 @@
     "file": "mail-how-to-send-a-mail.md",
     "title": "Sending Emails",
     "path": "/docs/recipes/mail-how-to-send-a-mail.md",
-    "hash": "e7caefcc8dd69a5a494edad559d59a2b",
+    "hash": "5fd7d14f15751d813d2cb47501d876f8",
     "keywords": [
       "Email",
       "Send mail",