fix getMetricsAsArray type (#477)

* fix getMetricsAsArray type

* add changelog for getMetricsAsArray type fix

* move changelog to correct section

Co-authored-by: thierry <[email protected]>

Author: thierrylamarre

CHANGELOG.md

@@ -11,6 +11,8 @@ project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Changed
 
+- types: fixed type for `registry.getMetricsAsArray()`
+
 - changed: typedef for pushgateway to reflect js implementation.
 
   Pushgateway's typedef were missing promise return type. That was

index.d.ts

@@ -34,7 +34,7 @@ export class Registry {
 	/**
 	 * Get all metrics as objects
 	 */
-	getMetricsAsArray(): Promise<metric[]>;
+	getMetricsAsArray(): metric[];
 
 	/**
 	 * Remove a single metric