docs: update comparison

Author: boschni

docs/src/pages/comparison.md

@@ -38,6 +38,7 @@ Feature/Capability Key:
 | Render Optimization<sup>2</sup>              | ✅                                     | 🛑                         | 🛑                                    |
 | Auto Garbage Collection                      | ✅                                     | 🛑                         | 🛑                                    |
 | Mutation Hooks                               | ✅                                     | 🟡                         | ✅                                    |
+| Offline Mutation Support                     | ✅                                     | 🛑                         | 🟡                                    |
 | Prefetching APIs                             | ✅                                     | 🔶                         | ✅                                    |
 | Query Cancellation                           | ✅                                     | 🛑                         | 🛑                                    |
 | Partial Query Matching<sup>3</sup>           | ✅                                     | 🛑                         | 🛑                                    |