chore(helm): update image ghcr.io/elfhosted/comet digest to a2540fc (#30535)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/elfhosted/comet | digest | `61c2e32` -> `a2540fc` |

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charts/incubator/comet/Chart.yaml

@@ -29,4 +29,4 @@ sources:
   - https://ghcr.io/elfhosted/comet
   - https://github.com/truecharts/charts/tree/master/charts/incubator/comet
 type: application
-version: 0.7.0
+version: 0.7.1

charts/incubator/comet/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/elfhosted/comet
   pullPolicy: IfNotPresent
-  tag: v1.51.0@sha256:61c2e32b0885a361f0ac91c8d67e2acc6957619a91a10fa51d2e6d7e6388b511
+  tag: v1.51.0@sha256:a2540fc29ee2542cc594a1a8b3bb0961febde08756cf7196040adcf94d11024e
 
 service:
   main: