fix: removed space before password (#852)

Fixes the example ACL SETUSER command

README.md

@@ -202,7 +202,7 @@ Alternatively, you can provide the username and/or password using the `--redis.u
 If you want to use a dedicated Redis user for the redis_exporter (instead of the default user) then you need enable a list of commands for that user.
 You can use the following Redis command to set up the user, just replace `<<<USERNAME>>>` and `<<<PASSWORD>>>` with your desired values.
 ```
-ACL SETUSER <<<USERNAME>>> +client +ping +info +config|get +cluster|info +slowlog +latency +memory +select +get +scan +xinfo +type +pfcount +strlen +llen +scard +zcard +hlen +xlen +eval allkeys on > <<<PASSWORD>>>
+ACL SETUSER <<<USERNAME>>> +client +ping +info +config|get +cluster|info +slowlog +latency +memory +select +get +scan +xinfo +type +pfcount +strlen +llen +scard +zcard +hlen +xlen +eval allkeys on ><<<PASSWORD>>>
 ```