Update docgen.yml

Author: narendasan

.github/workflows/docgen.yml

@@ -23,7 +23,7 @@ jobs:
             CHANNEL: nightly
             CI_BUILD: 1
         steps:
-            - uses: actions/checkout@v3
+            - uses: actions/checkout@v4
               with:
                   ref: ${{github.head_ref}}
                   token: ${{ secrets.GH_PYTORCHBOT_TOKEN }}
@@ -35,14 +35,16 @@ jobs:
             - name: Install base deps
               run: |
                   python3 -m pip install pip --upgrade
-                  python3 -m pip install pyyaml numpy torch --pre --extra-index-url https://download.pytorch.org/whl/nightly/cu124
+                  python3 -m pip install pyyaml numpy torch --pre --extra-index-url https://download.pytorch.org/whl/nightly/cu126
                   ./packaging/pre_build_script.sh
             - name: Get HEAD SHA
               id: vars
               run: echo "sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
             - name: Build Python Package
+              env:
+                  USE_CXX11_ABI: 1
               run: |
-                  python3 -m pip install --pre . --extra-index-url https://download.pytorch.org/whl/nightly/cu124
+                  python3 -m pip install --pre . --extra-index-url https://download.pytorch.org/whl/nightly/cu126
             - name: Generate New Docs
               run: |
                   cd docsrc