Documentation: Supplement ciphers supported by Apache MINA

Also sort the ciphers alphabetically.

Release-Notes: Supplement cipher algorithms in sshd.cipher section.
Change-Id: Ia6a5b440dd56deddca87c15db2c56f013b3280a1
diff --git a/Documentation/config-gerrit.txt b/Documentation/config-gerrit.txt
index d1f2786..a98b54a 100644
--- a/Documentation/config-gerrit.txt
+++ b/Documentation/config-gerrit.txt
@@ -5068,16 +5068,19 @@
 +
 Supported ciphers:
 +
-* `aes128-ctr`
-* `aes192-ctr`
-* `aes256-ctr`
 * `aes128-cbc`
+* `aes128-ctr`
+* `aes128-gcm@openssh.com`
 * `aes192-cbc`
+* `aes192-ctr`
 * `aes256-cbc`
-* `blowfish-cbc`
-* `3des-cbc`
+* `aes256-ctr`
+* `aes256-gcm@openssh.com`
 * `arcfour128`
 * `arcfour256`
+* `blowfish-cbc`
+* `chacha20-poly1305@openssh.com`
+* `3des-cbc`
 * `none`
 +
 By default, all supported ciphers except `none` are available.