memory leak

[GXKe]

First, there are 1 million pieces of data in the queue.
Then use the auto confirmation mode to start a consumer.
The first minute the consumes one message per second, and then quickly consumes all the data in the queue

After consumption, the process memory did not drop normally, as if it was leaking

System: Darwin sobermbp.local 22.1.0 Darwin Kernel Version 22.1.0: Sun Oct 9 20:15:52 PDT 2022; root:xnu-8792.41.9~2/RELEASE_ARM64_T8112 arm64
go version go1.19 darwin/arm64