chore(deps): update alpine docker tag to v3.24

testenv/client.Dockerfile

@@ -10,7 +10,7 @@ COPY cmd ./cmd
 COPY internal ./internal
 RUN CGO_ENABLED=0 go build -o /out/netssh ./cmd/netssh
 
-FROM alpine:3.23
+FROM alpine:3.24
 # xvfb/xterm/imagemagick/tesseract: render panes in a real terminal emulator,
 # take screenshots, and read them back with OCR (tests/16-render.sh).
 RUN apk add --no-cache openssh-client-default tmux zellij bash zsh fish bash-completion \