Bump alpine from 3.22.0 to 3.22.1 in /database/migrations (#637)

Bumps alpine from 3.22.0 to 3.22.1.

---
updated-dependencies:
- dependency-name: alpine
  dependency-version: 3.22.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sergio Castaño Arteaga <tegioz@icloud.com>

Author: dependabot[bot]

database/migrations/Dockerfile

@@ -4,7 +4,7 @@ RUN apk --no-cache add git
 RUN go install github.com/jackc/tern@latest
 
 # Build final image
-FROM alpine:3.22.0
+FROM alpine:3.22.1
 RUN addgroup -S gitvote && adduser -S gitvote -G gitvote
 USER gitvote
 WORKDIR /home/gitvote