test: Missing hs_init() in some hs_control tests

Without the hs_init(), the caches are not initialized and the previous commit
was causing an assert due to the missing caches.

But regardless of that, those tests were not initializing but were calling
hs_free_all().

Signed-off-by: David Goulet <dgoulet@torproject.org>

src/test/test_hs_control.c

@@ -218,6 +218,8 @@ test_hs_control_good_onion_client_auth_add(void *arg)
   char *cp1 = NULL;
   size_t sz;
 
+  hs_init();
+
   { /* Setup the control conn */
     memset(&conn, 0, sizeof(control_connection_t));
     TO_CONN(&conn)->outbuf = buf_new();
@@ -415,6 +417,8 @@ test_hs_control_bad_onion_client_auth_add(void *arg)
   size_t sz;
   char *args = NULL;
 
+  hs_init();
+
   { /* Setup the control conn */
     memset(&conn, 0, sizeof(control_connection_t));
     TO_CONN(&conn)->outbuf = buf_new();
@@ -493,6 +497,8 @@ test_hs_control_store_permanent_creds(void *arg)
 
   size_t sz;
 
+  hs_init();
+
   { /* Setup the control conn */
     memset(&conn, 0, sizeof(control_connection_t));
     TO_CONN(&conn)->outbuf = buf_new();