refactor examples to import from parcels.kernels #1648

Job	Run time
cache-pixi-lock / Generate output	12s
Unit tests: ubuntu \| pixi run -e test-minimum tests	2m 17s
Unit tests: ubuntu \| pixi run -e test-latest tests	2m 13s
Unit tests: ubuntu \| pixi run -e test-py311 tests	2m 13s
TypeChecking: pixi run typing	0s
Integration: ${{ matrix.os }} \| pixi run -e ${{ matrix.pixi-environment }} tests-notebooks	0s
merge-test-artifacts	0s
	6m 55s

Provide feedback