evobackup-client: Fix ssh connection test in zzz_evobackup.sh

When I made the ssh key name a variable and defaulted it to id_ed25519,
I forgot to change the hardcoded value for the ssh test in
evobackup-client/templates/zzz_evobackup.default.sh.j2

CHANGELOG.md

@@ -37,6 +37,7 @@ The **patch** part changes incrementally at each release.
 * certbot: restore compatibility with old Nginx
 * lxc-php: Install opensmtpd as intended
 * mongodb: fix logrotate patterm on Debian buster
+* evobackup-client: fixed the ssh connection test
 
 ### Removed
 

evobackup-client/templates/zzz_evobackup.default.sh.j2

@@ -1,5 +1,5 @@
 #!/bin/sh
-# Careful, the zzz_evobackup template was last updated on 2020/04/15
+# Careful, the zzz_evobackup template was last updated on 2020/06/08
 #
 # Script Evobackup client
 # See https://gitea.evolix.org/evolix/evobackup
@@ -76,7 +76,7 @@ test_server() {
     port=$(echo "${item}" | cut -d':' -f2)
 
     # Test if the server is accepting connections
-    ssh -q -o "ConnectTimeout ${SSH_CONNECT_TIMEOUT}" -i /root/.ssh/evobackup_id "${host}" -p "${port}" -t "exit"
+    ssh -q -o "ConnectTimeout ${SSH_CONNECT_TIMEOUT}" -i {{ evobackup_client__root_key_path }} "${host}" -p "${port}" -t "exit"
     # shellcheck disable=SC2181
     if [ $? = 0 ]; then
         # SSH connection is OK