fix another typo

Author: geclos

apps/workers/docker/Dockerfile

@@ -36,7 +36,7 @@ FROM base AS builder
 ARG PROJECT
 ARG PROJECT_PATH
 ARG DD_GIT_COMMIT_SHA
-ARG DD_STIE
+ARG DD_SITE
 
 ENV RELEASE_VERSION=${DD_GIT_COMMIT_SHA:-unknown}
 ENV DD_SITE=${DD_SITE:-}