docs: use selinux relabelling on docker containers (#27685)

docs/Makefile

@@ -3,22 +3,22 @@
 IMAGE = grafana/grafana-docs-dev:latest
 CONTENT_PATH = /hugo/content/docs/grafana/latest
 LOCAL_STATIC_PATH = ../../website/static
-PORT = 3002:3002 
+PORT = 3002:3002
 
 docs:
 	docker pull $(IMAGE)
-	docker run -v $(shell pwd)/sources:$(CONTENT_PATH) -p $(PORT) --rm -it $(IMAGE)
+	docker run -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE)
 
 docs-no-pull:
-	docker run -v $(shell pwd)/sources:$(CONTENT_PATH) -p $(PORT) --rm -it $(IMAGE)
+	docker run -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE)
 
 docs-test:
 	docker pull $(IMAGE)
-	docker run -v $(shell pwd)/sources:$(CONTENT_PATH) --rm -it $(IMAGE) /bin/bash -c 'make prod'
+	docker run -v $(shell pwd)/sources:$(CONTENT_PATH):Z --rm -it $(IMAGE) /bin/bash -c 'make prod'
 
 # expects that you have grafana/website checked out in same path as the grafana repo.
 docs-local-static:
 	docker pull $(IMAGE)
 	if [ ! -d "$(LOCAL_STATIC_PATH)" ]; then echo "local path (website project) $(LOCAL_STATIC_PATH) not found"]; exit 1; fi
-	docker run -v $(shell pwd)/sources:$(CONTENT_PATH) \
-		-v $(shell pwd)/$(LOCAL_STATIC_PATH):/hugo/static -p $(PORT) --rm -it $(IMAGE)
+	docker run -v $(shell pwd)/sources:$(CONTENT_PATH):Z \
+		-v $(shell pwd)/$(LOCAL_STATIC_PATH):/hugo/static:Z -p $(PORT) --rm -it $(IMAGE)