Bump tycho.version from 4.0.3 to 4.0.4

Bumps `tycho.version` from 4.0.3 to 4.0.4.

Updates `org.eclipse.tycho:tycho-buildtimestamp-jgit` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho.extras:tycho-sourceref-jgit` from 4.0.3 to 4.0.4

Updates `org.eclipse.tycho:tycho-maven-plugin` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho:tycho-source-plugin` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho:tycho-p2-plugin` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho:tycho-compiler-plugin` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho:tycho-packaging-plugin` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

Updates `org.eclipse.tycho:target-platform-configuration` from 4.0.3 to 4.0.4
- [Release notes](https://github.com/eclipse-tycho/tycho/releases)
- [Changelog](https://github.com/eclipse-tycho/tycho/blob/master/RELEASE_NOTES.md)
- [Commits](eclipse-tycho/tycho@tycho-4.0.3...tycho-4.0.4)

---
updated-dependencies:
- dependency-name: org.eclipse.tycho:tycho-buildtimestamp-jgit
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho.extras:tycho-sourceref-jgit
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:tycho-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:tycho-source-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:tycho-p2-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:tycho-compiler-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:tycho-packaging-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.tycho:target-platform-configuration
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -23,7 +23,7 @@
   </prerequisites>
 
   <properties>
-    <tycho.version>4.0.3</tycho.version>
+    <tycho.version>4.0.4</tycho.version>
     <cbi-plugins.version>1.4.2</cbi-plugins.version>
     <maven.build.timestamp.format>yyyyMMdd-HHmm</maven.build.timestamp.format>
     <buildTimestamp>${maven.build.timestamp}</buildTimestamp>