build(deps): bump node from 19.6.0-bullseye-slim to 20.7.0-bullseye-slim

Bumps node from 19.6.0-bullseye-slim to 20.7.0-bullseye-slim.

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

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

Dockerfile.node

@@ -1,5 +1,5 @@
 # TODO extract node version from tool-versions
-FROM node:19.6.0-bullseye-slim
+FROM node:20.7.0-bullseye-slim
 
 ENV APP_DIR=/app
 WORKDIR $APP_DIR