chore(deps): update docker.io/rust docker tag to v1.77 (#5)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/rust | minor | `1.76` -> `1.77` |

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.woodpecker.yml

@@ -79,7 +79,7 @@ steps:
     when:
       - event: tag
         ref: refs/tags/v*
-    image: docker.io/rust:1.76
+    image: docker.io/rust:1.77
     commands:
       - cargo login "$CARGO_REGISTRY_TOKEN"
       - cargo publish --registry crates-io --no-verify