Update Nimbus to use latest.release

Fixes gh-8007

gradle/dependency-management.gradle

@@ -35,8 +35,8 @@ dependencies {
 		management "com.google.appengine:appengine-testing:$gaeVersion"
 		management "com.google.appengine:appengine:$gaeVersion"
 		management "com.google.inject:guice:3.0"
-		management "com.nimbusds:nimbus-jose-jwt:7.+"
-		management "com.nimbusds:oauth2-oidc-sdk:6.+"
+		management "com.nimbusds:nimbus-jose-jwt:latest.release"
+		management "com.nimbusds:oauth2-oidc-sdk:latest.release"
 		management "com.squareup.okhttp3:mockwebserver:3.+"
 		management "com.squareup.okhttp3:okhttp:3.+"
 		management "com.sun.xml.bind:jaxb-core:2.+"