Bump javafx.version from 21.0.4 to 22

Bumps `javafx.version` from 21.0.4 to 22.

Updates `org.openjfx:javafx-base` from 21.0.4 to 22

Updates `org.openjfx:javafx-controls` from 21.0.4 to 22

Updates `org.openjfx:javafx-graphics` from 21.0.4 to 22

Updates `org.openjfx:javafx-fxml` from 21.0.4 to 22

---
updated-dependencies:
- dependency-name: org.openjfx:javafx-base
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.openjfx:javafx-controls
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.openjfx:javafx-graphics
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.openjfx:javafx-fxml
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pom.xml

@@ -41,7 +41,7 @@
 
  <com.io7m.xstructural.version>1.8.1</com.io7m.xstructural.version>
  <io7m.org.immutables.value.version>2.10.1</io7m.org.immutables.value.version>
- <javafx.version>21.0.4</javafx.version>
+ <javafx.version>22</javafx.version>
  <jqwik.version>1.9.0</jqwik.version>
  <junit.version>5.11.0</junit.version>
  <mockito.version>5.13.0</mockito.version>