build(remote-container): Update Java sdk and make Corretto 11 default

Update SDKMAN Amazon Corretto version
Add `sdk list java`
Next time the version changes, it can be found listed in the log.

Author: lcenchew

.devcontainer/Dockerfile

@@ -42,9 +42,9 @@ RUN set -ex; \
     #
     curl -fsSL "https://get.sdkman.io" | bash; \
     bash -c ". /root/.sdkman/bin/sdkman-init.sh \
-             && sdk install java 8.0.252-amzn \
-             && sdk install java 11.0.7-amzn \
-             && sdk default java 11.0.7-amzn \
+             && sdk install java 8.0.262-amzn \
+             && sdk install java 11.0.8-amzn \
+             && sdk default java 11.0.8-amzn \
              && sdk install maven \
              && sdk flush archives \
              && sdk flush temp \

.gitpod.Dockerfile

@@ -1,7 +1,7 @@
 FROM gitpod/workspace-full
 
 RUN bash -c ". /home/gitpod/.sdkman/bin/sdkman-init.sh \
-             && sdk update && sdk install java 8.0.252-amzn && sdk default java 8.0.252-amzn"
+              && sdk update && sdk list java && sdk install java 8.0.262-amzn && sdk install java 11.0.8-amzn && sdk default java 11.0.8-amzn"
 
 # Install custom tools, runtimes, etc.
 # For example "bastet", a command-line tetris clone: