Update dependency @types/node to ^20.19.43

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@types/node (source)	^20.17.24 → ^20.19.43

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
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The artifact failure details are included below:

File name: package-lock.json

npm warn cli npm v12.0.2 does not support Node.js v20.18.3. This version of npm supports the following node versions: `^22.22.2 || ^24.15.0 || >=26.0.0`. You can find the latest version at https://nodejs.org/.
npm error code ERR_REQUIRE_ESM
npm error require() of ES Module /opt/containerbase/tools/npm/12.0.2/20.18.3/node_modules/npm/node_modules/@npmcli/agent/node_modules/http-proxy-agent/dist/index.js from /opt/containerbase/tools/npm/12.0.2/20.18.3/node_modules/npm/node_modules/@npmcli/agent/lib/proxy.js not supported.
npm error Instead change the require of index.js in /opt/containerbase/tools/npm/12.0.2/20.18.3/node_modules/npm/node_modules/@npmcli/agent/lib/proxy.js to a dynamic import() which is available in all CommonJS modules.
npm error A complete log of this run can be found in: /runner/cache/others/npm/_logs/2026-09-15T15_33_10_909Z-debug-0.log