Update Rust crate jni to 0.21 #99

	name: CI
	on:
	pull_request:
	jobs:
	ciJvms:
	runs-on: ubuntu-24.04
	strategy:
	fail-fast: false
	matrix:
	java: [ '1.8', '11', '17' ]
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	with:
	fetch-depth: 100
	- name: Fetch tags
	run: git fetch --depth=100 origin +refs/tags/:refs/tags/
	- uses: olafurpg/setup-scala@v14
	with:
	java-version: ${{ matrix.java }}
	- name: Coursier cache
	uses: coursier/cache-action@v6
	- name: sbt ci ${{ github.ref }}
	run: ./sbt ci

	ci:
	runs-on: ubuntu-24.04
	needs: [ ciJvms ]
	steps:
	- name: Aggregate of lint, and all tests
	run: echo "ci passed"

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