point to main on o1js

Author: Geometer1729

.github/workflows/o1js.yml

@@ -14,8 +14,8 @@ concurrency:
 
 jobs:
   trigger_o1js_checks:
-    uses: o1-labs/o1js/.github/workflows/checks.yml@brian/proof-systems-test #TODO change to main after merging o1js changes
+    uses: o1-labs/o1js/.github/workflows/checks.yml@main
     with:
       proof_systems_commit: ${{ github.sha }}
       target_repo: "o1-labs/o1js"
-      target_ref: "brian/proof-systems-test" # TODO main here too
+      target_ref: "main"