🐛 fix(github/workflows): fix pa11y setup

Author: ythecombinator

.github/workflows/pa11y.yml

@@ -9,6 +9,8 @@ jobs:
   build:
     name: Building site and running accessibility tests
     runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 5
 
     steps:
       - name: Checkout Source
@@ -36,7 +38,7 @@ jobs:
         run: yarn build
 
       - name: Boot Next App
-        run: yarn start
+        run: yarn start & sleep 5
 
       - name: Run pa11y-ci
         run: yarn pa11y-ci:sitemap 2>&1 | tee pa11y_output.txt