fix: use correct Chainguard wolfi-base package names in Containerfile

Wolfi uses glibc (not musl), and cargo is bundled with the rust
package. Fixes GHCR publish workflow failure.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Jonathan D.A. Jewell

Containerfile

@@ -8,7 +8,7 @@
 # Builder stage — Wolfi-base with Rust toolchain
 FROM cgr.dev/chainguard/wolfi-base:latest AS builder
 
-RUN apk add --no-cache rust cargo pkgconf openssl-dev gcc musl-dev
+RUN apk add --no-cache rust pkgconf openssl-dev gcc glibc-dev
 
 WORKDIR /build