Chore(deps): Bump node from 20.3.1-alpine to 20.4.0-alpine

Bumps node from 20.3.1-alpine to 20.4.0-alpine.

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

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

Dockerfile

@@ -30,7 +30,7 @@ WORKDIR /app
 #######################################
 # image for creating the documentation
 ######################################
-FROM node:20.3.1-alpine as docs
+FROM node:20.4.0-alpine as docs
 
 # install packages
 RUN apk add --update --no-cache bash make git zsh curl tmux