Revert "Removes CF_ prefix from environment variables n cloudfoundry plugin config."
Revert "Removes CF_ prefix from environment variables n cloudfoundry plugin config."

This reverts commit 8b00f7631a1c3f1abdf2860b073e2abe32909e53.

sdkman/sdkman-broadcast-api,gvmtool/gvm-broadcast-api