Fix logo paths and update CI to use requirements.txt

Author: shadil-rayyan

.github/workflows/ci.yml

@@ -25,5 +25,5 @@ jobs:
           path: ~/.cache 
           restore-keys: |
             mkdocs-material-
-      - run: pip install mkdocs-material 
+      - run: pip install -r requirements.txt
       - run: mkdocs gh-deploy --force

mkdocs.yml

@@ -6,8 +6,8 @@ repo_url: https://github.com/CodeCompasss/code_campus_userguide
 
 theme:
   name: material
-  logo: assets/logo.png
-  favicon: images/favicon.png
+  logo: images/logo.png
+  favicon: images/favicon.ico
 
   features:
     - navigation.instant