Fix missing newline

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/tests/suites/test_suite_ecp.function b/tests/suites/test_suite_ecp.function
index 28a6398..1b77f1d 100644
--- a/tests/suites/test_suite_ecp.function
+++ b/tests/suites/test_suite_ecp.function
@@ -1086,4 +1086,4 @@
     mbedtls_ecp_group_free( &grp );
     mbedtls_mpi_free( &expected_n );
 }
-/* END_CASE */
\ No newline at end of file
+/* END_CASE */