Bump jqwik.version from 1.8.2 to 1.8.4

Bumps `jqwik.version` from 1.8.2 to 1.8.4.

Updates `net.jqwik:jqwik-api` from 1.8.2 to 1.8.4
- [Release notes](https:/jqwik-team/jqwik/releases)
- [Commits](jqwik-team/jqwik@1.8.2...1.8.4)

Updates `net.jqwik:jqwik-engine` from 1.8.2 to 1.8.4
- [Release notes](https:/jqwik-team/jqwik/releases)
- [Commits](jqwik-team/jqwik@1.8.2...1.8.4)

---
updated-dependencies:
- dependency-name: net.jqwik:jqwik-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: net.jqwik:jqwik-engine
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -38,7 +38,7 @@
  <com.io7m.xstructural.version>1.8.0</com.io7m.xstructural.version>
  <io7m.api.previousVersion>1.0.0-SNAPSHOT</io7m.api.previousVersion>
  <io7m.java.targetJavaVersion>21</io7m.java.targetJavaVersion>
- <jqwik.version>1.8.2</jqwik.version>
+ <jqwik.version>1.8.4</jqwik.version>
  <junit.version>5.10.1</junit.version>
  </properties>