Bump io.github.redgreencoding.plantuml from 0.2.0 to 0.3.0

Bumps io.github.redgreencoding.plantuml from 0.2.0 to 0.3.0.

---
updated-dependencies:
- dependency-name: io.github.redgreencoding.plantuml
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -6,7 +6,7 @@ kotlin = "1.9.23"
 kotlinJunitTools = "0.2.3"
 logback = "1.5.3"
 mockk = "1.13.10"
-plantuml = "0.2.0"
+plantuml = "0.3.0"
 slf4j = "2.0.12"
 spotless = "6.25.0"