Add missing hugo download to github actions.

.github/workflows/make_release.yml

@@ -91,10 +91,24 @@ jobs:
          fi
          echo ::set-output name=HAS_DEPLOY_KEY::${HAS_DEPLOY_KEY}
 
+      - name: Get Hugo
+        if: steps.vars.outputs.HAS_DEPLOY_KEY
+        uses: actions/cache@v2
+        with:
+          path: hugo_bin
+          key: hugo_bin
+
       - name: Convert to boostorg/outcome
         if: steps.vars.outputs.HAS_DEPLOY_KEY
         shell: bash
         run: |
+         if [ ! -f "hugo_bin/hugo" ]; then
+           wget -O hugo.tar.gz https://github.com/gohugoio/hugo/releases/download/v0.52/hugo_0.52_Linux-64bit.tar.gz;
+           mkdir hugo_bin;
+           tar xf hugo.tar.gz -C hugo_bin;
+         fi
+         ls -l hugo_bin
+         export PATH=$PATH:`pwd`/hugo_bin
          pip install --user gitpython
          git remote add outcome https://github.com/ned14/outcome
          git fetch outcome