Auto merge of #147581 - Zalathar:coreutils-from-gnu, r=<try>

ci: Use GNU coreutils to work around a libffi-sys build failure

try-job: aarch64-gnu
try-job: aarch64-gnu-debug
try-job: aarch64-gnu-llvm-20-1
try-job: aarch64-gnu-llvm-20-2

Author: rust-bors[bot]

src/ci/docker/host-aarch64/aarch64-gnu-debug/Dockerfile

@@ -2,6 +2,8 @@ FROM ubuntu:25.10
 
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get install -y --no-install-recommends \
+  # FIXME(#147556): Use GNU coreutils to work around a libffi-sys build failure.
+  coreutils-from-gnu coreutils-from-uutils- --allow-remove-essential \
   g++ \
   make \
   ninja-build \

src/ci/docker/host-aarch64/aarch64-gnu-llvm-20/Dockerfile

@@ -3,6 +3,8 @@ FROM ubuntu:25.10
 ARG DEBIAN_FRONTEND=noninteractive
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
+  # FIXME(#147556): Use GNU coreutils to work around a libffi-sys build failure.
+  coreutils-from-gnu coreutils-from-uutils- --allow-remove-essential \
   bzip2 \
   g++ \
   make \

src/ci/docker/host-aarch64/aarch64-gnu/Dockerfile

@@ -2,6 +2,8 @@ FROM ubuntu:25.10
 
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get install -y --no-install-recommends \
+  # FIXME(#147556): Use GNU coreutils to work around a libffi-sys build failure.
+  coreutils-from-gnu coreutils-from-uutils- --allow-remove-essential \
   g++ \
   make \
   ninja-build \