Update nodered/node-red Docker tag to v3.1.9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
nodered/node-red	final	patch	3.1.3-14 -> 3.1.9-14
nodered/node-red	stage	patch	3.1.3-14 -> 3.1.9-14

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Release Notes

node-red/node-red-docker (nodered/node-red)

v3.1.9

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What's Changed

• 🚀 Update to Node-RED 3.1.9 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/426

Full Changelog: node-red/node-red-docker@v3.1.8...v3.1.9

v3.1.8

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What's Changed

• 🚀 Update to Node-RED 3.1.8 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/424

Full Changelog: node-red/node-red-docker@v3.1.7...v3.1.8

v3.1.7

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What's Changed

• 🚀 Update to Node-RED 3.1.7 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/417

Full Changelog: node-red/node-red-docker@v3.1.6...v3.1.7

v3.1.6

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What's Changed

• Update actions version to clear build warnings by @​hardillb in https://github.com/node-red/node-red-docker/pull/411
• 🚀 Update to Node-RED 3.1.6 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/412

Full Changelog: node-red/node-red-docker@v3.1.5...v3.1.6

v3.1.5

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What's Changed

• 🚀 Update to Node-RED 3.1.5 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/410

Full Changelog: node-red/node-red-docker@v3.1.4...v3.1.5

v3.1.4

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What's Changed

• 📝Fix Docker image tag and Node version mismatch in README.md by @​takuya-o in https://github.com/node-red/node-red-docker/pull/401
• Update healthcheck.js by @​hardillb in https://github.com/node-red/node-red-docker/pull/405
• 🚀 Update to Node-RED 3.1.4 release by @​knolleary in https://github.com/node-red/node-red-docker/pull/409

New Contributors

• @​takuya-o made their first contribution in https://github.com/node-red/node-red-docker/pull/401

Full Changelog: node-red/node-red-docker@v3.1.3...v3.1.4

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