fix: remove references to openjdk doi

Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

build/cache/index.md

@@ -201,7 +201,7 @@ layers to a minimum.
 
 Docker provides over 170 pre-built [official images](https://hub.docker.com/search?q=&image_filter=official){:target="blank" rel="noopener" class=""}
 for almost every common development scenario. For example, if you're building a
-Java web server, use a dedicated image such as [`openjdk`](https://hub.docker.com/_/openjdk/){:target="blank" rel="noopener" class=""}.
+Java web server, use a dedicated image such as [`eclipse-temurin`](https://hub.docker.com/_/eclipse-temurin/){:target="blank" rel="noopener" class=""}.
 Even when there's not an official image for what you might want, Docker provides
 images from [verified publishers](https://hub.docker.com/search?q=&image_filter=store){:target="blank" rel="noopener" class=""}
 and [open source partners](https://hub.docker.com/search?q=&image_filter=open_source){:target="blank" rel="noopener" class=""}

develop/dev-best-practices.md

@@ -16,9 +16,8 @@ memory when starting containers or services. There are a few rules of thumb to
 keep image size small:
 
 - Start with an appropriate base image. For instance, if you need a JDK,
-  consider basing your image on the official `openjdk` image, rather than
-  starting with a generic `ubuntu` image and installing `openjdk` as part of the
-  Dockerfile.
+  consider basing your image on a Docker Official Image which includes OpenJDK,
+  such as `eclipse-temurin`, rather than building your own image from scratch.
 
 - [Use multistage builds](../build/building/multi-stage.md). For
   instance, you can use the `maven` image to build your Java application, then