enable jemalloc (#277)

- enable jemalloc
- check jemalloc  is actually used, 
  - extract sui binary from `ghcr.io/shinamicorp/sui:testnet-v1.38.0`
  - install libjemalloc-dev
  - set `LD_PRELOAD` to  `/usr/lib/x86_64-linux-gnu/libjemalloc.so`
- run `perf record -g --call-graph dwarf -F 4000 -o perf.data sui
--version`
  - run `perf script | grep jemalloc`, found jemalloc
  - unset `LD_PRELOAD`
- run `perf record -g --call-graph dwarf -F 4000 -o perf.data sui
--version`
  - run `perf script | grep jemalloc`, *not* found jemalloc


[sc-3882]

Dockerfile

@@ -42,10 +42,13 @@ RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         curl \
         ca-certificates \
+        libjemalloc2 \
         procps \
         && \
     rm -rf /var/lib/apt/lists/*
 
+ENV LD_PRELOAD=libjemalloc.so.2
+
 RUN adduser --uid 1000 --home /sui --gecos '' --disabled-password sui
 WORKDIR /sui