Bump io.jsonwebtoken:jjwt-impl from 0.12.3 to 0.12.4

Bumps [io.jsonwebtoken:jjwt-impl](https://github.com/jwtk/jjwt) from 0.12.3 to 0.12.4.
- [Release notes](https://github.com/jwtk/jjwt/releases)
- [Changelog](https://github.com/jwtk/jjwt/blob/master/CHANGELOG.md)
- [Commits](jwtk/jjwt@0.12.3...0.12.4)

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

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

build.gradle

@@ -45,7 +45,7 @@ dependencies {
     api("io.netty:netty-codec-http:4.1.106.Final") {
         transitive = false
     }
-    api "io.jsonwebtoken:jjwt-impl:0.12.3"
+    api "io.jsonwebtoken:jjwt-impl:0.12.4"
     api("io.jsonwebtoken:jjwt-gson:0.12.3") {
         exclude group: "com.google.code.gson", module: "gson"
     }