Add 'src/frontend/requirements.txt' to workflow path triggers for push and pull_request events

Author: Harmanpreet Kaur

.github/workflows/test.yml

@@ -11,6 +11,7 @@ on:
       - 'src/tests/backend/**'
       - '.github/workflows/test.yml'
       - 'src/backend/requirements.txt'
+      - 'src/frontend/requirements.txt'
       - 'src/backend/pyproject.toml'
   pull_request:
     types:
@@ -27,6 +28,7 @@ on:
       - 'src/tests/backend/**'
       - '.github/workflows/test.yml'
       - 'src/backend/requirements.txt'
+      - 'src/frontend/requirements.txt'
       - 'src/backend/pyproject.toml'
 
 jobs: