Prevent unintentional recreation when Image changes

Signed-off-by: Jason Rothstein <fdragon@fdragon.org>

resource.digitalocean_droplet.this.tf

@@ -2,6 +2,11 @@ resource "digitalocean_droplet" "this" {
   backups    = "true"
   image      = var.image_name
   ipv6       = "true"
+  lifecycle {
+    ignore_changes = [
+      image,
+    ]
+  }
   monitoring = "true"
   name       = "${var.host_name}.${var.domain_name}"
   region     = var.region