tree-test: fix printf() types

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 6c49562d790e9068ddcbb36197d7b24ab10c6274)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
diff --git a/libavutil/tree.c b/libavutil/tree.c
index 745dd8a..207b6a1 100644
--- a/libavutil/tree.c
+++ b/libavutil/tree.c
@@ -211,7 +211,7 @@
         print(root, 0);
             return -1;
         }
-        av_log(NULL, AV_LOG_ERROR, "inserting %4d\n", j);
+        av_log(NULL, AV_LOG_ERROR, "inserting %4d\n", (int)j);
         if (!node)
             node = av_mallocz(av_tree_node_size);
         av_tree_insert(&root, (void *) (j + 1), cmp, &node);
@@ -219,7 +219,7 @@
         j = av_lfg_get(&prng) % 86294;
         {
             AVTreeNode *node2 = NULL;
-            av_log(NULL, AV_LOG_ERROR, "removing %4d\n", j);
+            av_log(NULL, AV_LOG_ERROR, "removing %4d\n", (int)j);
             av_tree_insert(&root, (void *) (j + 1), cmp, &node2);
             k = av_tree_find(root, (void *) (j + 1), cmp, NULL);
             if (k)