[workflows]: Fix requirements.txt path

.github/workflows/ci.yml

@@ -31,7 +31,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r requirements.txt
+          pip install -r server/src/requirements.txt
 
       # Set AWS region and mock credentials
       - name: Configure AWS Credentials for Tests