Bump nats

Bumps nats from 2.11.8 to 2.12.1.

---
updated-dependencies:
- dependency-name: nats
  dependency-version: 2.12.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

tests/src/io.nats/jnats/2.16.11/required-docker-images.txt

@@ -1 +1 @@
-nats:2.11.8
+nats:2.12.1

tests/src/io.nats/jnats/2.16.11/src/test/java/io_nats/jnats/JnatsTest.java

@@ -30,7 +30,7 @@ class JnatsTest {
     @BeforeAll
     public void init() throws IOException {
         System.out.println("Starting NATS ...");
-        process = new ProcessBuilder("docker", "run", "--rm", "-p", "4222:4222", "nats:2.11.8").inheritIO().start();
+        process = new ProcessBuilder("docker", "run", "--rm", "-p", "4222:4222", "nats:2.12.1").inheritIO().start();
 
         waitUntil(() -> {
             openConnection().close();

tests/tck-build-logic/src/main/resources/allowed-docker-images/Dockerfile-nats

@@ -1 +1 @@
-FROM nats:2.11.8
+FROM nats:2.12.1