Automated Feature Gates Update (#506)

Auto-generated PR from daily feature gates check

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Noah Gundotra <ngundotra@users.noreply.github.com>

Author: github-actions[bot]

app/utils/feature-gate/featureGates.json

@@ -158,7 +158,7 @@
     "simd": "133",
     "version": "v2.1.6",
     "testnetActivationEpoch": 760,
-    "devnetActivationEpoch": null,
+    "devnetActivationEpoch": 853,
     "mainnetActivationEpoch": null,
     "title": "GetEpochStake",
     "description": "Add a new syscall to get the epoch stake",