Bump actions/upload-artifact from 3 to 4 (#2318)

* Bump actions/upload-artifact from 3 to 4

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: actions/download-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* ci: use separate coverage artifacts

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Arusekk <[email protected]>

.github/workflows/ci.yml

@@ -178,18 +178,19 @@ jobs:
         pwn libcdb hash b229d1da1e161f95e839cf90cded5f719e5de308
 
     - name: Build source and wheel distributions
-      if: matrix.python_version > '2.7'
+      if: matrix.python_version != '2.7'
       run: |
         python -m build
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
+      if: matrix.python_version != '2.7'
       with:
         name: packages
         path: dist/
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       with:
-        name: coverage
+        name: coverage-${{ matrix.python_version }}
         path: .coverage*
 
 
@@ -201,10 +202,10 @@ jobs:
       with:
         fetch-depth: 20
 
-    - uses: actions/download-artifact@v3
+    - uses: actions/download-artifact@v4
       with:
-        name: coverage
-        path: .
+        pattern: coverage-*
+        merge-multiple: true
 
     - name: Install coveralls
       run: |
@@ -243,7 +244,7 @@ jobs:
     needs: test
     steps:
     - name: Download artifacts
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
       with:
         name: packages
         path: dist