Fix busybox path in plugin job with switch to `x86_64_sysroot` skaffo… #849

	---
	name: main-cacher
	on:
	push:
	branches:
	- 'main'
	permissions:
	contents: read
	jobs:
	get-dev-image:
	uses: ./.github/workflows/get_image.yaml
	with:
	image-base-name: "dev_image"
	populate-caches:
	runs-on: ubuntu-latest-8-cores
	needs: get-dev-image
	container:
	image: ${{ needs.get-dev-image.outputs.image-with-tag }}
	options: --cpus 7
	steps:
	- uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3 # v3.5.0
	- name: go cache
	uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3.3.1
	with:
	path: /px/pkg/mod
	key: go-cache-${{ hashFiles('go.sum') }}
	restore-keys: \|
	go-cache-
	- name: yarn cache
	uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3.3.1
	with:
	path: ./src/ui/.yarn/cache
	key: yarn-cache-${{ hashFiles('src/ui/yarn.lock', 'src/ui/.yarnrc.yml') }}
	restore-keys: \|
	yarn-cache-
	- shell: bash
	run: \|
	go mod download;
	pushd src/ui > /dev/null;
	yarn install;
	popd > /dev/null;

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