Update email.md

Fixed Documentation for SnappyMail and ManageSieve

Author: Anuril

docs/docs/server-administration/email.md

@@ -143,14 +143,34 @@ Open port 4190 in the firewall. [Read the firewall documentation](./firewall).
 
 ## How can I enable ManageSieve for Snappymail?
 
-Edit `/etc/snappymail/data/_data_/_default_/domains/default.ini` and modify the following settings:
+Edit `/etc/snappymail/data/_data_/_default_/domains/default.json` and modify the following settings:
 
 ```bash
-sieve_use = On
-sieve_allow_raw = Off
-sieve_host = "localhost"
-sieve_port = 4190
-sieve_secure = "None"
+"Sieve": {
+        "host": "localhost",
+        "port": 4190,
+        "type": 0,
+        "timeout": 10,
+        "shortLogin": false,
+        "lowerLogin": true,
+        "sasl": [
+            "SCRAM-SHA3-512",
+            "SCRAM-SHA-512",
+            "SCRAM-SHA-256",
+            "SCRAM-SHA-1",
+            "PLAIN",
+            "LOGIN"
+        ],
+        "ssl": {
+            "verify_peer": false, 
+            "verify_peer_name": false,
+            "allow_self_signed": false,
+            "SNI_enabled": true,
+            "disable_compression": true,
+            "security_level": 1
+        },
+        "enabled": false # Change this to true
+    },
 ```
 
 ## Oracle Cloud + SMTP relay