[iwyu] avl (#29543)

* iwyu-avl

* Automated change: Fix sanity tests

Co-authored-by: ctiller <ctiller@users.noreply.github.com>

src/core/lib/avl/avl.h

@@ -21,6 +21,7 @@
 
 #include <algorithm>
 #include <memory>
+#include <utility>
 
 #include "absl/container/inlined_vector.h"
 
@@ -89,6 +90,7 @@ class AVL {
 
  private:
   struct Node;
+
   typedef std::shared_ptr<Node> NodePtr;
   struct Node : public std::enable_shared_from_this<Node> {
     Node(K k, V v, NodePtr l, NodePtr r, long h)
@@ -309,6 +311,7 @@ class AVL<K, void> {
 
  private:
   struct Node;
+
   typedef std::shared_ptr<Node> NodePtr;
   struct Node : public std::enable_shared_from_this<Node> {
     Node(K k, NodePtr l, NodePtr r, long h)

tools/dockerfile/grpc_iwyu/iwyu.sh

@@ -29,6 +29,7 @@ cd ${IWYU_ROOT}
 cat compile_commands.json | sed "s,\"file\": \",\"file\": \"${IWYU_ROOT}/,g" > compile_commands_for_iwyu.json
 
 export ENABLED_MODULES='
+  src/core/lib/avl
   src/core/lib/channel
   src/core/lib/config
   src/core/lib/slice