Bump org.jsoup:jsoup from 1.20.1 to 1.21.1

Bumps [org.jsoup:jsoup](https://github.com/jhy/jsoup) from 1.20.1 to 1.21.1.
- [Release notes](https://github.com/jhy/jsoup/releases)
- [Changelog](https://github.com/jhy/jsoup/blob/master/CHANGES.md)
- [Commits](jhy/jsoup@jsoup-1.20.1...jsoup-1.21.1)

---
updated-dependencies:
- dependency-name: org.jsoup:jsoup
  dependency-version: 1.21.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -181,7 +181,7 @@ dependencies {
   implementation("io.github.micheljung:nocatch:2.0")
   implementation("org.apache.commons:commons-compress:1.27.1")
   implementation("org.json:json:20250517")
-  implementation("org.jsoup:jsoup:1.20.1")
+  implementation("org.jsoup:jsoup:1.21.1")
   implementation("com.github.jasminb:jsonapi-converter:0.14")
   implementation("commons-codec:commons-codec:1.18.0")