Bump jwt.version from 0.11.5 to 0.12.6

Bumps `jwt.version` from 0.11.5 to 0.12.6.

Updates `io.jsonwebtoken:jjwt-api` from 0.11.5 to 0.12.6
- [Release notes](https://github.com/jwtk/jjwt/releases)
- [Changelog](https://github.com/jwtk/jjwt/blob/master/CHANGELOG.md)
- [Commits](jwtk/jjwt@0.11.5...0.12.6)

Updates `io.jsonwebtoken:jjwt-impl` from 0.11.5 to 0.12.6
- [Release notes](https://github.com/jwtk/jjwt/releases)
- [Changelog](https://github.com/jwtk/jjwt/blob/master/CHANGELOG.md)
- [Commits](jwtk/jjwt@0.11.5...0.12.6)

Updates `io.jsonwebtoken:jjwt-jackson` from 0.11.5 to 0.12.6

---
updated-dependencies:
- dependency-name: io.jsonwebtoken:jjwt-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.jsonwebtoken:jjwt-impl
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.jsonwebtoken:jjwt-jackson
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

spring-security-kotlin/pom.xml

@@ -14,7 +14,7 @@
     </parent>
 
     <properties>
-        <jwt.version>0.11.5</jwt.version>
+        <jwt.version>0.12.6</jwt.version>
     </properties>
 
     <dependencies>