Update opentile #43

Job	Run time
cache test images	41m 28s
cache test images	1h 24m 40s
pytest ${{ matrix.os }}::py${{ matrix.python-version }}	1s
pytest ubuntu-latest::py3.9	3m 4s
pytest ubuntu-latest::py3.10	6m 15s
pytest ubuntu-latest::py3.11	5m 28s
pytest ubuntu-latest::py3.12	3m 9s
pytest macos-latest::py3.9	4m 24s
pytest macos-latest::py3.10	4m 54s
pytest macos-latest::py3.11	4m 7s
pytest macos-latest::py3.12	6m 23s
pytest windows-latest::py3.9	6m 53s
pytest windows-latest::py3.10	6m 57s
pytest windows-latest::py3.11	6m 36s
pytest windows-latest::py3.12	2m 12s
	3h 6m 31s

Provide feedback