chore(deps): update golang:1.26.2 docker digest to 5f3787b (#279)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| golang | final | digest | `fcdb3e4` → `5f3787b` |

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Reviewed-on: #279
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Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26.2@sha256:fcdb3e42c5544e9682a635771eac76a698b66de79b1b50ec5b9ce5c5f14ad775 AS deps
+FROM golang:1.26.2@sha256:5f3787b7f902c07c7ec4f3aa91a301a3eda8133aa32661a3b3a3a86ab3a68a36 AS deps
 WORKDIR /build
 ADD go.* /build
 RUN go mod download