Fix bigendian CI via recent distros

Author: workingjubilee

ci/docker/powerpc-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:22.04
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         gcc libc6-dev qemu-user ca-certificates \

ci/docker/powerpc64-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:22.04
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
     gcc \

ci/docker/powerpc64le-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:22.04
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         gcc libc6-dev qemu-user ca-certificates \

ci/docker/s390x-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:18.10
+FROM ubuntu:22.04
 
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
@@ -17,4 +17,4 @@ ENV CARGO_TARGET_S390X_UNKNOWN_LINUX_GNU_LINKER=s390x-linux-gnu-gcc \
     CARGO_TARGET_S390X_UNKNOWN_LINUX_GNU_RUNNER="qemu-s390x -L /usr/s390x-linux-gnu" \
     CC_s390x_unknown_linux_gnu=s390x-linux-gnu-gcc \
     CXX_s390x_unknown_linux_gnu=s390x-linux-gnu-g++ \
-    OBJDUMP=s390x-linux-gnu-objdump
+    OBJDUMP=s390x-linux-gnu-objdump

ci/docker/sparc64-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM debian:stretch
+FROM debian:bookworm
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         curl ca-certificates \
@@ -15,4 +15,4 @@ COPY test-runner-linux /
 ENV CARGO_TARGET_SPARC64_UNKNOWN_LINUX_GNU_LINKER=sparc64-linux-gnu-gcc \
     CARGO_TARGET_SPARC64_UNKNOWN_LINUX_GNU_RUNNER="/test-runner-linux sparc64" \
     CC_sparc64_unknown_linux_gnu=sparc64-linux-gnu-gcc \
-    PATH=$PATH:/rust/bin
+    PATH=$PATH:/rust/bin