Add recipe for AhaSend mailer bridge

Author: farhadhf

symfony/ahasend/7.2/manifest.json

@@ -0,0 +1,6 @@
+{
+    "env": {
+        "#1": "MAILER_DSN=ahasend+api://KEY@default",
+        "#2": "MAILER_DSN=ahasend+smtp://USERNAME:PASSWORD@default"
+    }
+}