Increase feature slider height for smallest screens (#47058)

In our empty state pages, we have this neat purple frame that slides
over each feature. This gets very slightly wonky if the feature text is
a bit too large. This just bumps up the height for the smallest screens
to give a bit more breathing room to the text.

web/packages/shared/components/EmptyState/EmptyState.tsx

@@ -37,7 +37,7 @@ export const FeatureContainer = styled(Flex)`
   @media (max-width: 1302px) {
     --feature-slider-width: 372px;
     --feature-width: 372px;
-    --feature-height: 112px;
+    --feature-height: 120px;
     --feature-preview-scale: scale(0.7);
     --feature-text-display: inline;
   }