fix: java dockerfile

Author: MarcStdt

.docker/java/Dockerfile-16

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:16-slim-bullseye
+ARG IMAGE=openjdk:26-ea-16-slim
 FROM $IMAGE
 WORKDIR /app
 

.docker/java/Dockerfile-17

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:17-slim-bullseye
+ARG IMAGE=openjdk:26-ea-17-slim
 FROM $IMAGE
 WORKDIR /app
 

.docker/java/Dockerfile-18

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:18-slim-bullseye
+ARG IMAGE=openjdk:26-ea-18-slim
 FROM $IMAGE
 WORKDIR /app
 

.docker/java/Dockerfile-20

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:20-slim-bullseye
+ARG IMAGE=openjdk:26-ea-20-slim
 FROM $IMAGE
 WORKDIR /app
 

.docker/java/Dockerfile-21

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:21-slim-bullseye
+ARG IMAGE=openjdk:26-ea-21-slim
 FROM $IMAGE
 WORKDIR /app
 

.docker/java/Dockerfile-21-no-cli

@@ -1,5 +1,5 @@
 #Dockerhub does not allow for setting of build args :/
-ARG IMAGE=openjdk:21-slim-bullseye
+ARG IMAGE=openjdk:26-ea-21-slim
 FROM $IMAGE
 WORKDIR /app