Fix intoto unmarshal #905

	# Copyright 2023 The Sigstore Authors.
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
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	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
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	name: Conformance Tests

	on:
	workflow_dispatch:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	permissions:
	contents: read

	jobs:
	conformance:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	with:
	persist-credentials: false

	- uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0
	with:
	go-version-file: go.mod

	- run: go mod download

	- run: go build -o conformance cmd/conformance/main.go

	- uses: sigstore/sigstore-conformance@b0635d4101f11dbd18a50936568a1f7f55b17760 # v0.0.14
	with:
	entrypoint: ${{ github.workspace }}/conformance

	- uses: sigstore/sigstore-conformance@b0635d4101f11dbd18a50936568a1f7f55b17760 # v0.0.14
	with:
	entrypoint: ${{ github.workspace }}/conformance
	environment: staging

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