CI: Update Docker image to maven:3-eclipse-temurin-19-alpine.
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 74c6ea0..e008770 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,7 @@
 stages:
   - check
 
-image: docker.io/library/maven:3-eclipse-temurin-17-alpine
+image: docker.io/library/maven:3-eclipse-temurin-19-alpine
 
 verify:
   stage: check