chore: Updated github actions to use upload-artifact/merge@4

Author: schmidmt

.github/workflows/python-build-test.yaml

@@ -124,7 +124,7 @@ jobs:
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels
+          name: wheels-linux-${{ matrix.runs-on }}
           path: dist
 
   windows:
@@ -168,7 +168,7 @@ jobs:
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels
+          name: wheels-windows-${{ matrix.runs-on }}
           path: dist
 
   macos:
@@ -213,13 +213,23 @@ jobs:
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels
+          name: wheels-macos-${{ matrix.runs-on }}
           path: dist
 
+  merge:
+    runs-on: ubuntu-latest
+    needs: [ macos, windows, linux ]
+    steps:
+      - name: Merge Artifacts
+        uses: actions/upload-artifacts/merge@v4
+        with:
+          name: wheels
+          pattern: wheels-*
+
   test-mdbook-python:
     name: Test MDBook Python Snippets
     runs-on: ubuntu-latest
-    needs: [linux]
+    needs: [merge]
     steps:
       - uses: actions/checkout@v4
 
@@ -253,7 +263,7 @@ jobs:
   test-mdbook-build:
     name: Test MDBook Building
     runs-on: ubuntu-latest
-    needs: [linux]
+    needs: [merge]
     steps:
       - uses: actions/checkout@v4
 
@@ -287,7 +297,7 @@ jobs:
     name: Release
     runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/python-')
-    needs: [linux, windows, macos, test-mdbook-python, test-mdbook-build]
+    needs: [merge, test-mdbook-python, test-mdbook-build]
     steps:
       - uses: actions/checkout@v4
         with: