build: silence warnings due to unused params/vars.

src/lib/edi_create.c

@@ -290,6 +290,7 @@ _edi_create_error_cb(void *data, Eio_File *handler EINA_UNUSED, int error)
    Edi_Create *create;
 
    create = (Edi_Create *) data;
+   (void) create;
    ERR("copy error: [%s]\n", strerror(error));
 
    _edi_create_free_data();

src/tests/edi_test_language_provider.c

@@ -17,7 +17,7 @@ START_TEST (edi_test_language_provider_lookup)
 }
 END_TEST
 */
-void edi_test_language_provider(TCase *tc)
+void edi_test_language_provider(EINA_UNUSED TCase *tc)
 {
 //   tcase_add_test(tc, edi_test_language_provider_lookup);
 }

src/tests/edi_test_language_provider_c.c

@@ -99,7 +99,7 @@ START_TEST (edi_test_language_provider_c_summary)
 END_TEST
 */
 
-void edi_test_language_provider_c(TCase *tc)
+void edi_test_language_provider_c(EINA_UNUSED TCase *tc)
 {
 #if HAVE_LIBCLANG
 	// TODO fix issues caused in elm by this test