Remove CI embedmongo cache

Closes gh-37725

ci/scripts/common.sh

@@ -1,8 +1,5 @@
 source /opt/concourse-java.sh
 
 setup_symlinks
-if [[ -d $PWD/embedmongo && ! -d $HOME/.embedmongo ]]; then
-	ln -s "$PWD/embedmongo" "$HOME/.embedmongo"
-fi
 
 cleanup_maven_repo "org.springframework.boot"

ci/tasks/build-project.yml

@@ -8,7 +8,6 @@ outputs:
 caches:
 - path: gradle
 - path: build/downloads
-- path: embedmongo
 params:
   BRANCH:
   CI: true