Revert "Added Stubs to stop breakage of Ent (#28772)" (#29284)

This reverts commit 0923064dff.

vault/activity_log_stubs_oss.go

@@ -1,15 +0,0 @@
-// Copyright (c) HashiCorp, Inc.
-// SPDX-License-Identifier: BUSL-1.1
-
-//go:build !enterprise
-
-package vault
-
-import "context"
-
-//go:generate go run github.com/hashicorp/vault/tools/stubmaker
-
-// sendGlobalClients is a no-op on CE
-func (a *ActivityLog) sendGlobalClients(ctx context.Context) error {
-	return nil
-}

vault/activity_log_util.go

@@ -13,3 +13,8 @@ import (
 func (a *ActivityLog) sendCurrentFragment(ctx context.Context) error {
 	return nil
 }
+
+// sendGlobalClients is a no-op on CE
+func (a *ActivityLog) sendGlobalClients(ctx context.Context) error {
+	return nil
+}