Fix more type import build warnings

Author: adamwoodnz

projects/js-packages/charts/src/components/legend/types.ts

@@ -1,5 +1,5 @@
 import { LegendOrdinal } from '@visx/legend';
-import { GlyphProps, LineStyles } from '@visx/xychart';
+import type { GlyphProps, LineStyles } from '@visx/xychart';
 import type { ComponentProps, CSSProperties, ReactNode } from 'react';
 
 // See https://airbnb.io/visx/docs/legend#Ordinal for more details.

projects/js-packages/charts/src/components/line-chart/types.ts

@@ -1,7 +1,7 @@
-import { CircleSubjectProps } from '@visx/annotation/lib/components/CircleSubject';
-import { ConnectorProps } from '@visx/annotation/lib/components/Connector';
-import { LabelProps } from '@visx/annotation/lib/components/Label';
-import { LineSubjectProps } from '@visx/annotation/lib/components/LineSubject';
+import type { CircleSubjectProps } from '@visx/annotation/lib/components/CircleSubject';
+import type { ConnectorProps } from '@visx/annotation/lib/components/Connector';
+import type { LabelProps } from '@visx/annotation/lib/components/Label';
+import type { LineSubjectProps } from '@visx/annotation/lib/components/LineSubject';
 
 export type AnnotationStyles = {
 	circleSubject?: Omit< CircleSubjectProps, 'x' | 'y' > & { fill?: string };