Update resource name and usage

Author: pedrosousa

src/content/docs/waf/detections/leaked-credentials/get-started.mdx

@@ -128,7 +128,7 @@ Refer to the [`lookup_json_string()`](/ruleset-engine/rules-language/functions/#
 
 </TabItem> <TabItem label="Terraform">
 
-Use the `cloudflare_leaked_credential_check_rules` resource to add custom detection locations. For example:
+Use the `cloudflare_leaked_credential_check_rule` resource to add a custom detection location. For example:
 
 <Render file="leaked-credentials-detection-add-custom-location-terraform" />
 

src/content/partials/waf/leaked-credentials-detection-add-custom-location-terraform.mdx

@@ -4,15 +4,11 @@
 
 ```terraform
 # Create user-defined detection locations for leaked credentials detection
-resource "cloudflare_leaked_credential_check_rules" "custom_location_example" {
+resource "cloudflare_leaked_credential_check_rule" "custom_location_example" {
   zone_id = "<ZONE_ID>"
-	rule {
-		username = "lookup_json_string(http.request.body.raw, \"user\")"
-		password = "lookup_json_string(http.request.body.raw, \"secret\")"
-	}
+	username = "lookup_json_string(http.request.body.raw, \"user\")"
+	password = "lookup_json_string(http.request.body.raw, \"secret\")"
 }
 ```
 
-To create another custom detection location, add a new `rule` object to the same `cloudflare_leaked_credential_check_rules` resource.
-
-For more information, refer to the [Terraform Cloudflare provider](https://registry.terraform.io/providers/cloudflare/cloudflare/4.48.0/docs/resources/leaked_credential_check_rules) documentation.
+For more information, refer to the [Terraform Cloudflare provider documentation](https://registry.terraform.io/providers/cloudflare/cloudflare/4.48.0/docs/resources/leaked_credential_check_rule).