Fix resizer on altair (#8603)

* changes

* add changeset

* add changeset

* changes

---------

Co-authored-by: Ali Abid <[email protected]>
Co-authored-by: gradio-pr-bot <[email protected]>

Author: 3 people

.changeset/few-camels-swim.md

@@ -0,0 +1,6 @@
+---
+"@gradio/plot": patch
+"gradio": patch
+---
+
+feat:Fix resizer on altair

js/plot/shared/plot_types/AltairPlot.svelte

@@ -28,7 +28,11 @@
 		spec = set_config(spec, computed_style, value.chart as string, colors);
 	}
 	$: fit_width_to_parent =
-		spec.encoding?.column?.field || spec.encoding?.row?.field ? false : true; // vega seems to glitch with width when orientation is set
+		spec.encoding?.column?.field ||
+		spec.encoding?.row?.field ||
+		value.chart === undefined
+			? false
+			: true; // vega seems to glitch with width when orientation is set
 
 	const renderPlot = (): void => {
 		if (fit_width_to_parent) {