Update metric_ruleset.html.markdown (#501)

Fix html formatting of restoration

website/docs/r/metric_ruleset.html.markdown

@@ -3,7 +3,7 @@ layout: "signalfx"
 page_title: "Splunk Observability Cloud: signalfx_metric_ruleset"
 sidebar_current: "docs-signalfx-resource-metric-ruleset"
 description: |-
-Allows Terraform to create and manage Splunk Infrastructure Monitoring metric rulesets
+  Allows Terraform to create and manage Splunk Infrastructure Monitoring metric rulesets
 ---
 
 # Resource: signalfx_metric_ruleset
@@ -94,4 +94,4 @@ The following arguments are supported in the resource block:
     * `stop_time` - (Optional) Time to which the restoration job will restore archived data, in the form of *nix time in milliseconds
 
 * `routing_rule` - (Required) Routing Rule object
-  * `destination` - (Required) - end destination of the input metric. Must be `RealTime`, `Archived`, or `Drop`
+  * `destination` - (Required) - end destination of the input metric. Must be `RealTime`, `Archived`, or `Drop`