Add --init to all podman invocations to ensure ^C works on MacOS (#61745)

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

docs/Makefile

@@ -10,19 +10,19 @@ pull:
 	$(PODMAN) pull $(IMAGE)
 
 docs: pull
-	$(PODMAN) run -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) /bin/bash -c "make server"
+	$(PODMAN) run --init -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) make server
 
 docs-preview: pull
-	$(PODMAN) run -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) /bin/bash -c "make server BUILD_DRAFTS=true"
+	$(PODMAN) run --init -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) make server BUILD_DRAFTS=true
 
 docs-no-pull:
-	$(PODMAN) run -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) /bin/bash -c "make server"
+	$(PODMAN) run --init -v $(shell pwd)/sources:$(CONTENT_PATH):Z -p $(PORT) --rm -it $(IMAGE) make server
 
 docs-test: pull
-	$(PODMAN) run -v $(shell pwd)/sources:$(CONTENT_PATH):Z --rm -it $(IMAGE) /bin/bash -c 'make prod'
+	$(PODMAN) run --init -v $(shell pwd)/sources:$(CONTENT_PATH):Z --rm -it $(IMAGE) make prod
 
 # expects that you have grafana/website checked out in same path as the grafana repo.
 docs-local-static: pull
 	if [ ! -d "$(LOCAL_STATIC_PATH)" ]; then echo "local path (website project) $(LOCAL_STATIC_PATH) not found"]; exit 1; fi
-	$(PODMAN) run -v $(shell pwd)/sources:$(CONTENT_PATH):Z \
+	$(PODMAN) run --init -v $(shell pwd)/sources:$(CONTENT_PATH):Z \
 		-v $(shell pwd)/$(LOCAL_STATIC_PATH):/hugo/static:Z -p $(PORT) --rm -it $(IMAGE)