Bump org.openrewrite.recipe:rewrite-recipe-bom from 3.20.0 to 3.21.0 (#1337)

Bumps [org.openrewrite.recipe:rewrite-recipe-bom](https://github.com/openrewrite/rewrite-recipe-bom) from 3.20.0 to 3.21.0.
- [Release notes](https://github.com/openrewrite/rewrite-recipe-bom/releases)
- [Commits](openrewrite/rewrite-recipe-bom@v3.20.0...v3.21.0)

---
updated-dependencies:
- dependency-name: org.openrewrite.recipe:rewrite-recipe-bom
  dependency-version: 3.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

wicket-migration/pom.xml

@@ -121,7 +121,7 @@
             <dependency>
                 <groupId>org.openrewrite.recipe</groupId>
                 <artifactId>rewrite-recipe-bom</artifactId>
-                <version>3.20.0</version>
+                <version>3.21.0</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>