test/shared-random: use sr_state_free_all() rather than sr_state_free()

sr_state_free() was renamed to sr_state_free_all() between 0.2.9 and 0.3.3.

Part of 29599.

src/test/test_shared_random.c

@@ -687,7 +687,7 @@ test_vote(void *arg)
 
  done:
   UNMOCK(trusteddirserver_get_by_v3_auth_digest);
-  sr_state_free();
+  sr_state_free_all();
 }
 
 static const char *sr_state_str = "Version 1\n"
@@ -921,7 +921,7 @@ test_sr_compute_srv(void *arg)
 
  done:
   UNMOCK(trusteddirserver_get_by_v3_auth_digest);
-  sr_state_free();
+  sr_state_free_all();
 }
 
 /** Return a minimal vote document with a current SRV value set to
@@ -1187,7 +1187,7 @@ test_state_transition(void *arg)
   }
 
  done:
-  sr_state_free();
+  sr_state_free_all();
 }
 
 static void