Bump haskell from 130fc32 to 6bf2f8f (#112)

Bumps haskell from `130fc32` to `6bf2f8f`.

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile

@@ -8,7 +8,7 @@
 # Alternatively, we could have the action retrieve an hlint release
 # automatically if one is not already available locally in the action.
 
-FROM haskell:9.6.3-buster@sha256:130fc3285fbbf4cded18e8404a90f5b462585b5b2e03ca7894d7be86b76f866b AS build
+FROM haskell:9.6.3-buster@sha256:6bf2f8f277c01f7bcfd6f40155acb815ef829297483568b0aaf2bd70b362e708 AS build
 RUN git clone https://github.com/haskell-actions/hlint-scan.git /src/hlint-scan
 WORKDIR /src/hlint-scan
 RUN stack install hlint hlint-scan:exe:hlint-scan && \