fix(widget): show values from entire time range for bar and pie charts (#664)

Docs:
https://docs.aws.amazon.com/cdk/api/v2/docs/aws-cdk-lib.aws_cloudwatch.GraphWidgetProps.html#setperiodtotimerange

---

_By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache-2.0 license_

Author: Eugene Cheung

lib/common/widget/types.ts

@@ -31,6 +31,7 @@ export function createGraphWidget(
       return new GraphWidget({
         ...props,
         view: GraphWidgetView.BAR,
+        setPeriodToTimeRange: true,
       });
 
     case GraphWidgetType.LINE:
@@ -40,6 +41,7 @@ export function createGraphWidget(
       return new GraphWidget({
         ...props,
         view: GraphWidgetView.PIE,
+        setPeriodToTimeRange: true,
       });
 
     case GraphWidgetType.SINGLE_VALUE: