xtensa-build-zephyr.py: don't pass -c $plat.toml to rimage #7539

	---
	# Tools that can save round-trips to github and a lot of time:
	#
	# yamllint -f parsable pull_request.yml
	# pip3 install ruamel.yaml.cmd
	# yaml merge-expand pull_request.yml exp.yml &&
	# diff -w -u pull_request.yml exp.yml
	#
	# github.com also has a powerful web editor that can be used without
	# committing.

	name: testbench

	# yamllint disable-line rule:truthy
	on:
	push:
	branches:
	- 'main'
	- 'stable-**'
	- '**-stable'
	pull_request:
	branches:
	- 'main'
	- 'stable-**'
	- '**-stable'

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	jobs:

	build-run:
	runs-on: ubuntu-22.04

	steps:
	- uses: actions/checkout@v3
	with: {fetch-depth: 5}

	- name: apt get
	run: sudo apt-get update &&
	sudo apt-get -y install valgrind alsa-utils libasound2-dev ninja-build
	octave octave-io octave-signal

	# testbench needs some topologies.
	- name: build test topologies
	run: ./scripts/build-tools.sh -t \|\|
	VERBOSE=1 NO_PROCESSORS=1 USE_XARGS=no
	./scripts/build-tools.sh -t

	- name: build testbench
	run: ./scripts/rebuild-testbench.sh

	- name: run testbench
	run: ./scripts/host-testbench.sh

Provide feedback