Revert "Update CI"

This reverts commit 9d82cd4.

.github/workflows/ci.yml

@@ -14,7 +14,6 @@ on:
 
 env:
   GO_VERSION: '1.22'
-  GOPRIVATE: github.com/onflow/atree-internal
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.run_id }}
@@ -43,17 +42,6 @@ jobs:
       - name: Install Flow CLI
         run: sh -ci "$(curl -fsSL https://raw.githubusercontent.com/onflow/flow-cli/master/install.sh)"
 
-      - name: Setup SSH for Onflow
-        run: git config --global [email protected]:onflow/.insteadOf https://github.com/onflow/
-
-      - name: Add GOPRIVATE
-        run: go env -w GOPRIVATE=${{ env.GOPRIVATE }}
-
-      - name: Setup SSH Agent
-        uses: webfactory/[email protected]
-        with:
-          ssh-private-key: ${{ secrets.ATREE_DEPLOY_KEY }}
-
       - name: Build
         run: make -j8 build