chore(deps): Bump node from 19-alpine to 20-alpine (#15050)

Bumps node from 19-alpine to 20-alpine.

---
updated-dependencies:
- dependency-name: node
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:19-alpine
+FROM node:20-alpine
 
 # For some extra dependencies...
 RUN apk add --no-cache dumb-init git bash