add make install-poetry

Author: kevinjqliu

.github/workflows/python-ci-docs.yml

@@ -36,6 +36,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+      - name: Install poetry
+        run: make install-poetry
       - uses: actions/setup-python@v5
         with:
           python-version: 3.12

.github/workflows/python-release-docs.yml

@@ -31,10 +31,12 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+      - name: Install poetry
+        run: make install-poetry
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python }}
-      - name: Install
+      - name: Install docs
         run: make docs-install
       - name: Build docs
         run: make docs-build