fix template files

test/testfw/data/pkg_feature_exec_dispath-body.vhd

@@ -39,6 +39,8 @@
 -- 
 --------------------------------------------------------------------------------
 
+Library ieee;
+library vunit_lib;
 library work;
 context vunit_lib.vunit_context;
 USE IEEE.std_logic_1164.all;

test/testfw/data/unit_wrappers.vhd

@@ -39,7 +39,8 @@
 -- 
 --------------------------------------------------------------------------------
 
-
+-- Configurations
+{% for test in tests %}
 configuration tbconf_{{test}} of vunittb_wrapper is
 for tb
     for i_test : CAN_test use entity work.CAN_test({{test}}); end for;