Bump io.jsonwebtoken:jjwt-impl from 0.12.5 to 0.12.6

Bumps [io.jsonwebtoken:jjwt-impl](https://github.com/jwtk/jjwt) from 0.12.5 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@0.12.5...0.12.6)

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

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

build.gradle

@@ -29,7 +29,7 @@ dependencies {
 
     api "net.lenni0451.commons:httpclient:1.5.1"
     api "com.google.code.gson:gson:2.11.0"
-    api "io.jsonwebtoken:jjwt-impl:0.12.5"
+    api "io.jsonwebtoken:jjwt-impl:0.12.6"
     api("io.jsonwebtoken:jjwt-gson:0.12.5") {
         exclude group: "com.google.code.gson", module: "gson"
     }