Update eclipse-temurin Docker tag to v25 (#52)

Co-authored-by: horothesun-renovate[bot] <155104562+horothesun-renovate[bot]@users.noreply.github.com>

Author: horothesun-renovate[bot]

Dockerfile

@@ -1,6 +1,6 @@
 # The only purpose of this file is to get Renovate updates on the Temurin JDK version.
 # The CI uses the following JAVA_VERSION value to configure its JDK setup (through `scripts/get_java_version.sh`).
 
-ARG JAVA_VERSION=21
+ARG JAVA_VERSION=25
 
 FROM eclipse-temurin:${JAVA_VERSION}