Revert "Fix up debian-10 nodeset installation steps"

This reverts commit d5ae1b6.

adoptium/infrastructure#1399 has
been fixed now.

spec/acceptance/nodesets/debian-10-x64.yml

@@ -9,12 +9,9 @@ HOSTS:
     docker_preserve_image: true
     docker_image_commands:
       - apt-get install -yq apt-transport-https wget net-tools gpg ruby-augeas software-properties-common
-      # Switch to debian-security package. https://github.com/AdoptOpenJDK/openjdk-infrastructure/issues/1399
-      - apt-add-repository 'deb http://security.debian.org/debian-security stretch/updates main'
-      - apt-get update && apt-get install openjdk-8-jdk-headless
-      # - wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | apt-key add -
-      # - add-apt-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/
-      # - apt update && apt-get install -yq adoptopenjdk-8-hotspot
+      - wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | apt-key add -
+      - add-apt-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/
+      - apt update && apt-get install -yq adoptopenjdk-8-hotspot
 CONFIG:
   log_level: warn