Container wording tweaks (#9135) (#6412)

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

.changelog/9135.txt

@@ -0,0 +1,3 @@
+```release-note:none
+
+```

google-beta/services/container/resource_container_cluster.go

@@ -4029,7 +4029,7 @@ func resourceContainerClusterUpdate(d *schema.ResourceData, meta interface{}) er
 
 func resourceContainerClusterDelete(d *schema.ResourceData, meta interface{}) error {
 	if d.Get("deletion_protection").(bool) {
-		return fmt.Errorf("Cannot destroy cluster because deletion_protection is set to true. Set it to false to proceed with instance deletion.")
+		return fmt.Errorf("Cannot destroy cluster because deletion_protection is set to true. Set it to false to proceed with cluster deletion.")
 	}
 	config := meta.(*transport_tpg.Config)
 	userAgent, err := tpgresource.GenerateUserAgentString(d, config.UserAgent)

website/docs/guides/version_5_upgrade.html.markdown

@@ -491,13 +491,15 @@ has a default value.
 
 ## Resource: `google_container_node_pool`
 
-### `logging_variant` no longer has a provider default value
+### `management.auto_repair` and `management.auto_upgrade` now default to true
 
-Previously `logging_variant` defaulted to "DEFAULT". It no longer has a default value.
+Previously both fields defaulted to false if `management` was set as an empty block.
+They now default to true.
 
-### `management.auto_repair` and `management.auto_upgrade` now default to true
+### `logging_variant` no longer has a provider default value
 
-Previously both fields defaulted to false. They now default to true.
+The provider no longer shows a default value at plan-time, and defers to the 
+API server default.
 
 ### `node_config.0.taint` field change