Bump edu.sc.seis.launch4j from 3.0.7 to 4.0.0 (#7390)

Bumps edu.sc.seis.launch4j from 3.0.7 to 4.0.0.

---
updated-dependencies:
- dependency-name: edu.sc.seis.launch4j
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build.gradle

@@ -32,7 +32,7 @@ plugins {
     id 'pmd'                                            // PMD for Java, configured further below
     id 'idea'                                           // For IntelliJ IDEA users
     id 'de.undercouch.download' version '5.6.0'         // Shows download percentage
-    id 'edu.sc.seis.launch4j' version '3.0.7'           // Creates launch4j
+    id 'edu.sc.seis.launch4j' version '4.0.0'           // Creates launch4j
     id 'com.github.ben-manes.versions' version '0.52.0' // Checks versions for plugins and dependencies
     id 'com.dorongold.task-tree' version '4.0.1'        // Prints the task dependency tree
     id 'org.openjfx.javafxplugin' version '0.1.0'       // JavaFX support