remove absolute paths when executing binaries

we set the paths manually, so this is ok

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

src/api2/node/syslog.rs

@@ -27,7 +27,7 @@ fn dump_journal(
     let start = start.unwrap_or(0);
     let mut count: u64 = 0;
 
-    let mut child = Command::new("/bin/journalctl")
+    let mut child = Command::new("journalctl")
         .args(&args)
         .stdout(Stdio::piped())
         .spawn()?;