LG-4634: Ensure canvas is sized to container with correct pixel ratio (#2633)

* More explicit dimensions

* Changeset

* Fix changeset

Author: tsck

Diff for: .changeset/sour-tables-wonder.md

@@ -0,0 +1,5 @@
+---
+'@lg-charts/core': patch
+---
+
+Ensure canvas is sized to container with correct pixel ratio

Diff for: charts/core/src/Echart/useEchart.ts

@@ -271,8 +271,12 @@ export function useEchart({
 
         if (container) {
           // Init an echart instance
-          const newChart = echartsCoreRef.current.init(container);
-
+          const newChart = echartsCoreRef.current.init(container, null, {
+            devicePixelRatio: window.devicePixelRatio || 1,
+            renderer: 'canvas',
+            width: container.clientWidth,
+            height: container.clientHeight,
+          });
           // Set the initial options on the instance
           newChart.setOption(options);