PP-13510: Use configuration preset to slow down value animations

browser/src/dashboard/Spring.tsx

@@ -1,6 +1,6 @@
 import React from 'react'
 
-import { useSpring, animated, useTransition } from 'react-spring'
+import { useSpring, animated, useTransition, config } from 'react-spring'
 
 // this top level method has to be any type right now as of
 // https://github.com/DefinitelyTyped/DefinitelyTyped/issues/20356
@@ -24,9 +24,12 @@ interface ValueSpringProps {
   formatter: Intl.NumberFormat
 }
 
+// Use configuration preset 'slow' to slow down the £value animations
+// https://react-spring.dev/docs/advanced/config#presets
 export const ValueSpring = (props: ValueSpringProps) => {
   const springProps = useSpring({
-    value: props.value
+    value: props.value,
+    config: config.slow
   })
 
   return (