chore(deps): Bump alpine from 3.18.4 to 3.20.1

Bumps alpine from 3.18.4 to 3.20.1.

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

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -25,7 +25,7 @@ RUN uname -a &&\
     CGO_ENABLED=${CGO_ENABLED} GOOS=${TARGETOS} GOARCH=${TARGETARCH} \
     go build -o build/ ${LDFLAGS} ./cmd/celestia
 
-FROM docker.io/alpine:3.18.4
+FROM docker.io/alpine:3.20.1
 
 # Read here why UID 10001: https://github.com/hexops/dockerfile/blob/main/README.md#do-not-use-a-uid-below-10000
 ARG UID=10001