Add deletion_protection field to Redis Instance (#15024) (#1131)

[upstream:be3e073417e29bc23b6a27efc2c38998daf5cba2]

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

redis_instance_basic/main.tf

@@ -1,6 +1,7 @@
 resource "google_redis_instance" "cache" {
   name           = "memory-cache-${local.name_suffix}"
   memory_size_gb = 1
+  deletion_protection = false
 
   lifecycle {
     prevent_destroy = false