compat.sh: Rename list_test_case to list_test_cases

Signed-off-by: Tomás González <tomasagustin.gonzalezorlando@arm.com>
diff --git a/tests/compat.sh b/tests/compat.sh
index f55bb0e..a98ed0e 100755
--- a/tests/compat.sh
+++ b/tests/compat.sh
@@ -141,8 +141,8 @@
     done
 }
 
-# list_test_case lists all potential test cases in compat.sh without execution
-list_test_case() {
+# list_test_cases lists all potential test cases in compat.sh without execution
+list_test_cases() {
     reset_ciphersuites
     for TYPE in $TYPES; do
         add_common_ciphersuites
@@ -193,7 +193,7 @@
             # Please check scripts/check_test_cases.py correspondingly
             # if you have to modify option, --list-test-cases
             --list-test-cases)
-                list_test_case
+                list_test_cases
                 exit $?
                 ;;
             --outcome-file)