update host

content/self-host/install/_index.en.md

@@ -93,13 +93,13 @@ Enter the hbbs host or ip address in the ID server input box (local side + remot
 e.g.
 
 ```
-hbbs.yourhost.com
+hbbs.example.com
 ```
 
 or
 
 ```
-hbbs.yourhost.com:21116
+hbbs.example.com:21116
 ```
 
 ![](/docs/en/self-host/install/images/server-set-window.png)

content/self-host/install/_index.ru.md

@@ -95,13 +95,13 @@ sudo docker run --name hbbr -p 21117:21117 -p 21119:21119 -v `pwd`:/root -it --n
 Например:
 
 ```
-hbbs.yourhost.com
+hbbs.example.com
 ```
 
 или
 
 ```
-hbbs.yourhost.com:21116
+hbbs.example.com:21116
 ```
 
 ![](/docs/en/self-host/install/images/server-set-window.png)

content/self-host/install/_index.zh-cn.md

@@ -91,13 +91,13 @@ sudo docker run --name hbbr -p 21117:21117 -p 21119:21119 -v `pwd`:/root -it --n
 例如:
 
 ```
-hbbs.yourhost.com
+hbbs.example.com
 ```
 
 或者
 
 ```
-hbbs.yourhost.com:21116
+hbbs.example.com:21116
 ```
 ![](/docs/en/self-host/install/images/server-set-window-zh.png)
 

content/self-host/install/_index.zh-tw.md

@@ -93,13 +93,13 @@ sudo docker run --name hbbr -p 21117:21117 -p 21119:21119 -v `pwd`:/root -it --n
 例如:
 
 ```
-hbbs.yourhost.com
+hbbs.example.com
 ```
 
 或者
 
 ```
-hbbs.yourhost.com:21116
+hbbs.example.com:21116
 ```
 ![](/docs/en/self-host/install/images/server-set-window.png)