Disable remote cloud build for cos_kdump_debugger

Remote cloud builds are failing for cos/tools.
cos_kdump_debugger container remote build takes
~one hour and the oauth token expires from the cloud
build end. Disbaling for now and working on speeding up the build.

BUG=b/194525262

Change-Id: I8e2590a0c86d832bc9d9d64035b461aebd4e5ef5
Reviewed-on: https://cos-review.googlesource.com/c/cos/tools/+/20037
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Reviewed-by: Dexter Rivera <riverade@google.com>
Tested-by: Arnav Kansal <rnv@google.com>
Cloud-Build: GCB Service account <228075978874@cloudbuild.gserviceaccount.com>
diff --git a/src/cmd/cos_kdump_debugger/cloudbuild.yaml b/src/cmd/cos_kdump_debugger/cloudbuild.yaml
deleted file mode 100644
index be1ceb3..0000000
--- a/src/cmd/cos_kdump_debugger/cloudbuild.yaml
+++ /dev/null
@@ -1,26 +0,0 @@
-options:
-  env:
-  - 'DOCKER_CLI_EXPERIMENTAL=enabled'
-  machineType: 'N1_HIGHCPU_8'
-steps:
-# Build toolbox image
-# This step is needed to add a new entry to /proc/sys/fs/binfmt_misc. Docker
-# uses QEMU user emulation to run arm64 programs on x86 hosts. A QEMU
-# interpreter needs to be added to /proc/sys/fs/binfmt_misc to run arm64
-# programs.
-- name: 'gcr.io/cloud-builders/docker'
-  args: ['run', '--privileged', 'linuxkit/binfmt:v0.7']
-# The default builder (which appears to be the Docker daemon that implements
-# the old, familiar `docker build` behavior) doesn't support the --platform
-# flag, so we need to create a new builder.
-- name: 'gcr.io/cloud-builders/docker'
-  args: ['buildx', 'create', '--name', 'builder']
-- name: 'gcr.io/cloud-builders/docker'
-  args: ['buildx', 'use', 'builder']
-# Images produced in this way do not appear in the Docker image registry shown
-# by `docker images`, at least by default. We use the --push flag to push the
-# image after building it, because a subsequent `docker push` won't find the
-# image locally.
-- name: 'gcr.io/cloud-builders/docker'
-  args: ['buildx', 'build', '--platform', 'linux/amd64,linux/arm64', '-f', 'src/cmd/cos_kdump_debugger/Dockerfile', '-t', 'gcr.io/${_OUTPUT_PROJECT}/cos_kdump_debugger:latest', '-t', 'gcr.io/${_OUTPUT_PROJECT}/cos_kdump_debugger:${TAG_NAME}', '--push', 'src/cmd/cos_kdump_debugger']
-timeout: 7200s