Multiarch docker containers (#12428)

* Add bazel-zig-cc for a hermetic cc toolchain

* gazelle

* Remove llvm

* remove wl

* Add new URLs for renamed repo

* gazelle

* Update to v2.0.0-rc1

* bump to rc2

* Proof of concept multi-arch containers for beacon-chain

* TODO and gaz

* Refactor to starlark macro. Use a version of bash that actually works

* progress

* gaz

* multirun to use multiple repositories, but doesn't work with tag stamping

* Revert "multirun to use multiple repositories, but doesn't work with tag stamping"

This reverts commit 93afa76f65.

* Add targets for all supported docker images and temporarily set the repository to prysm-dev for testing

* use a temporary fix to see if it works on buildkite

* Revert "use a temporary fix to see if it works on buildkite"

This reverts commit ddc79283ca.

* testing a cURL fix

* try fix with my fix

* Revert "try fix with my fix"

This reverts commit bb7521bf47.

* Revert "testing a cURL fix"

This reverts commit 8a4782110f.

* try tip of main branch for rules_oci

* update to 1.2.0

* Update rules_oci to v1.3.0

* Update rule_oci to 1.3.4

* Disable experimental_remote_downloader

* Remove extra zig bazelrc

* Move image deps to its own file

* PR feedback

---------

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>

.buildkite-bazelrc

@@ -12,7 +12,8 @@
 #build:remote-cache --disk_cache=
 build:remote-cache --remote_download_toplevel
 build:remote-cache --remote_cache=grpc://bazel-remote-cache:9092
-build:remote-cache --experimental_remote_downloader=grpc://bazel-remote-cache:9092
+# Does not work with rules_oci. See https://github.com/bazel-contrib/rules_oci/issues/292
+#build:remote-cache --experimental_remote_downloader=grpc://bazel-remote-cache:9092
 build:remote-cache --remote_local_fallback
 build:remote-cache --experimental_remote_cache_async
 build:remote-cache --experimental_remote_merkle_tree_cache