Bump com.jfrog.artifactory from 4.31.0 to 5.2.1

Bumps com.jfrog.artifactory from 4.31.0 to 5.2.1.

---
updated-dependencies:
- dependency-name: com.jfrog.artifactory
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

gradle/libs.versions.toml

@@ -27,7 +27,7 @@ reactor-perfBaseline-core = { module = "io.projectreactor:reactor-core", version
 reactor-perfBaseline-extra = { module = "io.projectreactor.addons:reactor-extra", version.ref = "baselinePerfExtra" }
 
 [plugins]
-artifactory = { id = "com.jfrog.artifactory", version = "4.31.0" }
+artifactory = { id = "com.jfrog.artifactory", version = "5.2.1" }
 asciidoctor-convert = { id = "org.asciidoctor.jvm.convert", version.ref = "asciidoctor" }
 asciidoctor-pdf = { id = "org.asciidoctor.jvm.pdf", version.ref = "asciidoctor" }
 bnd = { id = "biz.aQute.bnd.builder", version = "6.4.0" }