[Frontend] Fix label/placeholder used by the Wizard for existing EBS volumes

Author: gmarciani

frontend/locales/en/strings.json

@@ -891,7 +891,10 @@
         }
       },
       "Ebs": {
-        "existing": "EBS ID",
+        "existing": {
+          "label": "EBS ID",
+          "placeholder": "i.e., vol-1234"
+        },
         "volumeType": {
           "label": "Volume type",
           "placeholder": "Default ({{defaultVolumeType}})"

frontend/src/old-pages/Configure/Storage.tsx

@@ -1048,12 +1048,12 @@ function StorageInstance({index}: any) {
               {
                 Ebs: (
                   <FormField
-                    label={t('wizard.storage.Ebs.existing')}
+                    label={t('wizard.storage.Ebs.existing.label')}
                     errorText={existingPathError}
                   >
                     <Input
                       placeholder={t(
-                        'wizard.storage.instance.useExisting.placeholder',
+                        'wizard.storage.Ebs.existing.placeholder',
                       )}
                       value={existingId}
                       onChange={({detail}) => {