Add libxml2 to apt-get prelude in tests (required by wasm-ld)

Author: jmillikin

tests/scripts/debian_test.sh

@@ -30,7 +30,7 @@ set -exuo pipefail
 # Common setup
 export DEBIAN_FRONTEND=noninteractive
 apt-get -qq update
-apt-get -qq -y install curl libtinfo5 zlib1g-dev >/dev/null
+apt-get -qq -y install curl libtinfo5 libxml2 zlib1g-dev >/dev/null
 # The above command gives some verbose output that can not be silenced easily.
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=288778
 

tests/scripts/linux_sysroot_test.sh

@@ -30,7 +30,7 @@ set -exuo pipefail
 # Common setup
 export DEBIAN_FRONTEND=noninteractive
 apt-get -qq update
-apt-get -qq -y install curl libtinfo5 zlib1g-dev >/dev/null
+apt-get -qq -y install curl libtinfo5 libxml2 zlib1g-dev >/dev/null
 # The above command gives some verbose output that can not be silenced easily.
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=288778
 

tests/scripts/run_docker_exec_test.sh

@@ -40,7 +40,7 @@ docker build --platform=linux/amd64 --pull --tag=bazel-docker-sandbox - <<-EOF
 	FROM ${base_image}
 	ENV DEBIAN_FRONTEND=noninteractive
 	RUN apt-get -qq update && \
-		apt-get -qq -y install libtinfo5 zlib1g-dev libxml2
+		apt-get -qq -y install libtinfo5 libxml2 zlib1g-dev libxml2
 EOF
 
 build_args=(

tests/scripts/ubuntu_20_04_test.sh

@@ -30,7 +30,7 @@ set -exuo pipefail
 # Common setup
 export DEBIAN_FRONTEND=noninteractive
 apt-get -qq update
-apt-get -qq -y install apt-utils curl libtinfo5 pkg-config zlib1g-dev >/dev/null
+apt-get -qq -y install apt-utils curl libtinfo5 libxml2 pkg-config zlib1g-dev >/dev/null
 # The above command gives some verbose output that can not be silenced easily.
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=288778
 

tests/scripts/ubuntu_22_04_test.sh

@@ -30,7 +30,7 @@ set -exuo pipefail
 # Common setup
 export DEBIAN_FRONTEND=noninteractive
 apt-get -qq update
-apt-get -qq -y install curl libtinfo5 zlib1g-dev >/dev/null
+apt-get -qq -y install curl libtinfo5 libxml2 zlib1g-dev >/dev/null
 # The above command gives some verbose output that can not be silenced easily.
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=288778