Bump alpine from 3.20.2 to 3.20.3

Bumps alpine from 3.20.2 to 3.20.3.

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Dockerfile

@@ -12,7 +12,7 @@ RUN apk --no-cache add --update make libx11-dev git gcc libc-dev curl && make bu
 # -----------------------------------------------------------------------------
 # Build the final Docker image
 
-FROM alpine:3.20.2
+FROM alpine:3.20.3
 ARG KUBECTL_VERSION="v1.29.0"
 
 COPY --from=build /k9s/execs/k9s /bin/k9s