microservices-micronaut-hello-rest-maven job: increase timeout limit

Author: olyagpl

.github/workflows/microservices-micronaut-hello-rest-maven.yml

@@ -13,7 +13,7 @@ jobs:
   run:
     name: Run 'microservices/micronaut-hello-rest-maven'
     runs-on: ubuntu-latest
-    timeout-minutes: 15
+    timeout-minutes: 30
     strategy:
       matrix:
         java-version: ['25']
@@ -50,4 +50,4 @@ jobs:
           docker kill $container_id
           docker ps
 
-          docker images | grep micronaut
+          docker images | grep micronaut