chore(deps): update offchainlabs/prysm-validator docker tag to v7.1.3 (#427)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[offchainlabs/prysm-validator](https://redirect.github.com/prysmaticlabs/prysm)
| patch | `v7.1.2` → `v7.1.3` |

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compose-vc.yml

@@ -62,7 +62,7 @@ services:
 
   vc-prysm:
     profiles: [vc-prysm]
-    image: offchainlabs/prysm-validator:${VC_PRYSM_VERSION:-v7.1.2}
+    image: offchainlabs/prysm-validator:${VC_PRYSM_VERSION:-v7.1.3}
     platform: "linux/amd64"
     depends_on: [charon]
     networks: [dvnode]