Remove redundant change detection from server.yaml action

.github/workflows/server.yaml

@@ -15,45 +15,13 @@ env:
   RUSTUP_MAX_RETRIES: 10
 
 jobs:
-  detect-changes:
-    name: Detect which files have changed
-    runs-on: ubuntu-latest
-    timeout-minutes: 3
-    # Map a step output to a job output
-    outputs:
-      agency: ${{ steps.changes.outputs.agency }}
-      frontend: ${{ steps.changes.outputs.frontend }}
-      llmlingua_service: ${{ steps.changes.outputs.llmlingua_service }}
-      proto: ${{ steps.changes.outputs.proto }}
-      server: ${{ steps.changes.outputs.server }}
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Find changes
-        uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36  # v2
-        id: changes
-        with:
-          token: ${{ github.token }}
-          filters: .github/file-filters.yml
-
   coverage-and-linting:
     name: Test coverage & linting
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - uses: dorny/paths-filter@v3
-        id: changes
-        with:
-          filters: |
-            src:
-              - 'src/**'
-
-        # run only if some file in 'src' folder was changed
-      - if: steps.changes.outputs.src == 'true'
-        run: ...
-
       - name: Install Protoc
         uses: arduino/setup-protoc@v3
         with: