Consolidate doc build steps into the nox "make" session (#3143)

* Convert builds to nox

* missing arg

* Correct working-directory for nox build

Author: x1101

.github/workflows/reusable-build-docs.yaml

@@ -57,28 +57,17 @@ jobs:
     - name: Output Python info
       run: python --version --version && which python
 
-    - name: Graft ansible-core
-      run: nox -s clone-core
-      working-directory: build-directory
-
-    - name: Install project requirements
-      run: >-
-        python -m pip install
-        -r tests/requirements.in
-        -c tests/requirements.txt
-      working-directory: build-directory
-
     - name: Set the VERSION variable
       run: echo VERSION="${PACKAGE_VERSION}" >> "${GITHUB_ENV}"
 
     - name: Build the Ansible community package docs
       run: >-
-        make webdocs ${{
+        nox -e make -- webdocs ${{
           inputs.generate-redirects && 'EXTRA_TAGS="-t redirects"' || ''
         }} ANSIBLE_VERSION="${{
           env.PACKAGE_VERSION != 'devel' && env.PACKAGE_VERSION || ''
         }}"
-      working-directory: build-directory/docs/docsite
+      working-directory: build-directory
 
     - name: Create a tarball with the build contents
       run: >-