Build: Fix warning wrt FULL_LDADD

Signed-off-by: Andreas Fuchs <andreas.fuchs@sit.fraunhofer.de>
diff --git a/Makefile-fuzz.am b/Makefile-fuzz.am
index 0e6efcc..fc40641 100644
--- a/Makefile-fuzz.am
+++ b/Makefile-fuzz.am
@@ -34,7 +34,7 @@
     test/integration/sapi-test-options.c
 
 TESTS_LDADD += $(libtss2_utils_fuzzing)
-FUZZ_LDADD = $(TESTS_LDADD) $(TESTS_LDFLAGS) $(FUZZ_LDFLAGS)
+FUZZLDADD = $(TESTS_LDADD) $(TESTS_LDFLAGS) $(FUZZ_LDFLAGS)
 
 fuzzdir = $(srcdir)
 fuzz-targets: $(fuzz_PROGRAMS)