Update vertx.version to v5.1.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
io.vertx:vertx-launcher-application	5.1.3 → 5.1.4
io.vertx:vertx-web (source)	5.1.3 → 5.1.4
io.vertx:vertx-stack-depchain (source)	5.1.3 → 5.1.4

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Warning

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Release Notes

eclipse-vertx/vertx-launcher (io.vertx:vertx-launcher-application)

v5.1.4

Compare Source

vert-x3/vertx-web (io.vertx:vertx-web)

v5.1.4

Compare Source

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