enh: update jbake dependencies to be able to use with JDK 11-21+ on I… #238

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	name: Mandatory files

	# checks for mandatory files which are used elsewhere, e.g. in Javadocs, the site, etc.

	on:
	workflow_dispatch: {}
	push: {}
	pull_request:
	branches: [ main, jbake ]


	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	with:
	persist-credentials: false

	- run: file assets/images/apache-shiro-logo.png
	shell: bash

	- run: file assets/images/asf_logo.png
	shell: bash

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