Define SMTC_MODULE for liblegacy.a to avoid multiple definition

Fix compilation failure issue found in coverity CI.
Multiple definition of ossl_set_error_state and ossl_prov_is_running
when enable smtc, legacy and module, so SMTC shoud be defined for
liblegacy.a.

providers/build.info

@@ -144,6 +144,10 @@ IF[{- !$disabled{smtc} -}]
   DEFINE[$LIBDEFAULT]=SMTC_MODULE
   DEFINE[../libssl]=SMTC_MODULE
 
+  IF[{- $disabled{module} -}]
+    DEFINE[$LIBLEGACY]=SMTC_MODULE
+  ENDIF
+
 {- use File::Spec::Functions;
   our $ex_lib = $withargs{atf_slibce_lib} &&
     (file_name_is_absolute($withargs{atf_slibce_lib}) ?