chore(deps): update alpine docker tag to v3.20 (#176)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Dockerfile

@@ -13,7 +13,7 @@ ENV RUSTFLAGS="-C target-feature=-crt-static"
 RUN sed -i -e "s/^version = .*/version = \"${BUILD_VERSION}\"/" Cargo.toml
 RUN cargo install --path .
 
-FROM alpine:3.19
+FROM alpine:3.20
 
 ARG BUILD_VERSION
 ARG COMMIT_SHA