fix(onboarding): vue duplicated source maps instructions (#64780)

- closes https://github.com/getsentry/sentry/issues/64772

static/app/gettingStartedDocs/javascript/vue.tsx

@@ -167,12 +167,6 @@ const onboarding: OnboardingConfig<PlatformOptions> = {
 };
 
 export const nextSteps = [
-  {
-    id: 'source-maps',
-    name: t('Source Maps'),
-    description: t('Learn how to enable readable stack traces in your Sentry errors.'),
-    link: 'https://docs.sentry.io/platforms/javascript/guides/vue/sourcemaps/',
-  },
   {
     id: 'vue-features',
     name: t('Vue Features'),