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

Bumps io.jsonwebtoken:jjwt-gson from 0.12.3 to 0.12.4.

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

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

build.gradle

@@ -30,7 +30,7 @@ dependencies {
     api "net.lenni0451.commons:httpclient:1.4.1"
     api "com.google.code.gson:gson:2.10.1"
     api "io.jsonwebtoken:jjwt-impl:0.12.4"
-    api("io.jsonwebtoken:jjwt-gson:0.12.3") {
+    api("io.jsonwebtoken:jjwt-gson:0.12.4") {
         exclude group: "com.google.code.gson", module: "gson"
     }
     api "org.slf4j:slf4j-api:2.0.11"