ssl-opt.sh: Correct print format for test cases' names

Avoid printing an extra space when using the --list-test-cases
option.

Signed-off-by: Tomás González <tomasagustin.gonzalezorlando@arm.com>
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 156e944..6644b0d 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -879,15 +879,16 @@
     fi
 
     LINE="$LINE$1"
-    printf "%s " "$LINE"
     if [ "$LIST_TESTS" -gt 0 ]; then
-        printf "\n"
-    else
-        LEN=$(( 72 - `echo "$LINE" | wc -c` ))
-        for i in `seq 1 $LEN`; do printf '.'; done
-        printf ' '
+        printf "%s\n" "$LINE"
+        return
     fi
 
+    printf "%s " "$LINE"
+    LEN=$(( 72 - `echo "$LINE" | wc -c` ))
+    for i in `seq 1 $LEN`; do printf '.'; done
+    printf ' '
+
 }
 
 # record_outcome <outcome> [<failure-reason>]