ci: also fix stale peptiderepo/peptide-e2e ref in ci.yml

The ci.yml workflow also delegates to the estate CI via reusable workflow.
Both deploy.yml and ci.yml need the updated org ref.

Agent-Session: fix-e2e-ref-20260617

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ permissions:
 
 jobs:
   ci:
-    uses: peptiderepo/peptide-e2e/.github/workflows/ci.yml@main
+    uses: peptide-repo/peptide-e2e/.github/workflows/ci.yml@main
     with:
       tests: brain-monkey
     secrets: inherit