update container version to v32

This version adds minor changes needed
for musl-tools package to properly find
linux headers.

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

.buildkite/autogenerate_pipeline.py

@@ -60,7 +60,7 @@
 
 # This represents the version of the rust-vmm-container used
 # for running the tests.
-CONTAINER_VERSION = "v31"
+CONTAINER_VERSION = "v32"
 # This represents the version of the Buildkite Docker plugin.
 DOCKER_PLUGIN_VERSION = "v5.3.0"