Fix build with ToT libc++

system/core/fs_mgr/libsnapshot/include/libsnapshot/cow_reader.h:174:33: error: no template named 'vector' in namespace 'std'
  174 |     bool GetSequenceDataV2(std::vector<uint32_t>* merge_op_blocks, std::vector<int>* other_ops,
      |                            ~~~~~^

Test: Build with ToT libc++
Change-Id: I1858b30bd4eb6df39411a60a64d6bf16d2a7bfa6
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/cow_compress.h b/fs_mgr/libsnapshot/include/libsnapshot/cow_compress.h
index 21dc666..635a38c 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/cow_compress.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/cow_compress.h
@@ -17,6 +17,8 @@
 #pragma once
 
 #include <memory>
+#include <vector>
+
 #include "libsnapshot/cow_format.h"
 
 namespace android {
@@ -50,4 +52,4 @@
     const uint32_t block_size_;
 };
 }  // namespace snapshot
-}  // namespace android
\ No newline at end of file
+}  // namespace android
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/cow_reader.h b/fs_mgr/libsnapshot/include/libsnapshot/cow_reader.h
index 3f49c69..3389f58 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/cow_reader.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/cow_reader.h
@@ -19,6 +19,7 @@
 #include <memory>
 #include <optional>
 #include <unordered_map>
+#include <vector>
 
 #include <android-base/unique_fd.h>
 #include <libsnapshot/cow_format.h>