feat(build_container): added musl-tools

Added musl-tools package.
It is needed for `userfaultfd` crate to compile for musl target.
The PR that need this: rust-vmm/vhost#218

Signed-off-by: Egor Lazarchuk <yegorlz@amazon.co.uk>

Author: ShadowCurse

build_container.sh

@@ -5,7 +5,7 @@ apt-get update
 
 # DEBIAN_FRONTEND is set for tzdata.
 DEBIAN_FRONTEND="noninteractive" apt-get install --no-install-recommends -y \
-    curl gcc git python3 python3-pip shellcheck \
+    curl gcc musl-tools git python3 python3-pip shellcheck \
     libssl-dev tzdata cmake g++ pkg-config jq libcurl4-openssl-dev libelf-dev \
     libdw-dev binutils-dev libiberty-dev make \
     cpio bc flex bison wget xz-utils fakeroot \