Update node Docker tag to v19

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
node	final	major	18-alpine -> 19-alpine
node	stage	major	18-alpine -> 19-alpine

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Release Notes

nodejs/node

v19

Moved to doc/changelogs/CHANGELOG_IOJS.md#​1.6.0.

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[Ocramius]

Oh, I just realized that we have node: ^18 in package.json` 🤦

[Ocramius]

 #13 1.580 npm WARN EBADENGINE Unsupported engine {
#13 1.581 npm WARN EBADENGINE   package: undefined,
#13 1.581 npm WARN EBADENGINE   required: { node: '^18' },
#13 1.581 npm WARN EBADENGINE   current: { node: 'v19.0.0', npm: '8.19.2' }
#13 1.582 npm WARN EBADENGINE }

oh well, NPM is crappy enough to let it slip 🤷

[internalsystemerror]

Looking into this for npm, I know yarn checks it during installation