Drop benchmark upload blocker after series renaming (#7656)

diff --git a/build_tools/buildkite/cmake/android/arm64-v8a/benchmark2.yml b/build_tools/buildkite/cmake/android/arm64-v8a/benchmark2.yml
index 56d17e1..a6e8e35 100644
--- a/build_tools/buildkite/cmake/android/arm64-v8a/benchmark2.yml
+++ b/build_tools/buildkite/cmake/android/arm64-v8a/benchmark2.yml
@@ -75,13 +75,6 @@
     agents:
       - "queue=report"
 
-  # TODO(antiagainst): Remove this block step when the migration is complete.
-  - block: "Upload to Dashboard"
-    prompt: "Uploads are paused while we rename series in Dana. Don't unblock unless you know what you're doing."
-    key: "block-upload-to-dashboard"
-    branches: "main"
-
-
   - label: "Push benchmark results to dashboard"
     commands:
       - "git clean -f"