build: update osm-fieldwork --> v0.18.2 for xlsform updates #1528

Job	Run time
backend-test / check-img-cache	2s
frontend-unit-test / Run Frontend Tests	27s
backend-test / test-img-build / build-image	1m 47s
frontend-build / build-image	1m 32s
backend-test / test-img-build / scan-image	0s
backend-test / run-tests	3m 36s
frontend-build / scan-image	0s
smoke-test-frontend	56s
backend-build / build-image	1m 48s
backend-build / scan-image	0s
smoke-test-backend	1m 13s
deploy-containers / remote-deploy	1m 7s
	12m 28s

Provide feedback