Standardise text area updates

packages/bbui/src/Form/Core/TextArea.svelte

@@ -7,7 +7,6 @@
   export let disabled = false
   export let error = null
   export let id = null
-  export let updateOnChange = true
 
   const dispatch = createEventDispatcher()
 
@@ -33,8 +32,7 @@
     class="spectrum-Textfield-input"
     {disabled}
     {id}
-    on:blur={onChange}
+    on:blur={onChange}>{value || ''}</textarea>
-    on:change={updateOnChange ? onChange : null}>{value || ''}</textarea>
 </div>
 
 <style>

packages/bbui/src/Form/TextArea.svelte

@@ -9,7 +9,6 @@
   export let placeholder = null
   export let disabled = false
   export let error = null
-  export let updateOnChange = true
 
   const dispatch = createEventDispatcher()
   const onChange = e => {
@@ -19,11 +18,5 @@
 </script>
 
 <Field {label} {labelPosition} {disabled} {error}>
-  <TextArea
+  <TextArea {error} {disabled} {value} {placeholder} on:change={onChange} />
-    {error}
-    {disabled}
-    {value}
-    {placeholder}
-    {updateOnChange}
-    on:change={onChange} />
 </Field>

packages/standard-components/src/forms/LongFormField.svelte

@@ -23,7 +23,6 @@
     <CoreTextArea
       value={$fieldState.value}
       on:change={e => fieldApi.setValue(e.detail)}
-      updateOnChange={false}
       disabled={$fieldState.disabled}
       error={$fieldState.error}
       id={$fieldState.fieldId}