Update codecov config for v5

.codecov.yml

@@ -1,14 +1,27 @@
 codecov:
   branch: master
   notify:
-    after_n_builds: 13
+    manual_trigger: true
+
+comment:
+  require_head: false
+  require_base: false
 
 coverage:
   range: "95..100"
 
   status:
     project: no
 
+component_management:
+  individual_components:
+    - component_id: project
+      paths:
+        - aiohttp/**
+    - component_id: tests
+      paths:
+        - tests/**
+
 flags:
   library:
     paths:

.github/workflows/ci-cd.yml

@@ -264,7 +264,7 @@ jobs:
     - name: Upload coverage
       uses: codecov/codecov-action@v5
       with:
-        file: ./coverage.xml
+        files: ./coverage.xml
         flags: >-
           CI-GHA,OS-${{
             runner.os
@@ -334,6 +334,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+    - name: Trigger codecov notification
+      uses: codecov/codecov-action@v5
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        fail_ci_if_error: true
+        run_command: send-notifications
     - name: Decide whether the needed jobs succeeded or failed
       uses: re-actors/alls-green@release/v1
       with: