Fix missing quote mark; typo, Ln 52

Signed-off-by: michael vincerra <michael.vincerra@intel.com>

Author: mvincerx

.github/workflows/github-pages.yml

@@ -33,24 +33,24 @@ on:
 jobs:
   pages:
     name: Build GitHub Pages
-    runs-on: ubuntu-latest 
+    runs-on: ubuntu-latest
 
     steps:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
         python-version: "3.8"
 
-    # - run: find | sort 
-    - uses: actions/checkout@v3 
+    # - run: find | sort
+    - uses: actions/checkout@v3
       # with:
       #   path: app/dev
         # Adding above 2 lines forces pre-pending filepaths below w/ 'app/dev/filepath'
 
     - uses: actions/checkout@v3
       name: Check out main
       with:
-        ref: 'refs/heads/main
+        ref: 'refs/heads/main'
         path: main
 
     # TODO: change to 'python3 app/dev/src/db.py main' per actions/checkout@3
@@ -72,10 +72,10 @@ jobs:
         echo ${{ github.ref }}
 
     - name: Add GPU-Occupancy-Calculator
-      env: 
+      env:
         GPU_OCC_CALC: src/docs/_build/Tools/GPU-Occupancy-Calculator/
       run: |
-        mkdir -p ${GPU_OCC_CALC}   
+        mkdir -p ${GPU_OCC_CALC}
         cd ${GPU_OCC_CALC}
         wget https://raw.githubusercontent.com/oneapi-src/oneAPI-samples/main/Tools/GPU-Occupancy-Calculator/index.html
 
@@ -84,10 +84,10 @@ jobs:
       env:
         GITHUB_USER: ${{ github.actor }}
         GITHUB_TOKEN: ${{ github.token }}
-        GITHUB_REPO: ${{ github.repository }} 
+        GITHUB_REPO: ${{ github.repository }}
       run: |
         cd src/docs/_build/
-        touch .nojekyll       
+        touch .nojekyll
         git init
         git remote add origin "https://${GITHUB_USER}:${GITHUB_TOKEN}@github.com/${GITHUB_REPO}"
         git add -A