make_sdist.yml: Rename steps

Author: wmayner

.github/workflows/make_sdist.yml

@@ -4,14 +4,14 @@ on: ['push', 'pull_request']
 
 jobs:
   make_sdist:
-    name: Make SDist
+    name: Make source distribution
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
       with:
         fetch-depth: 0
 
-    - name: Build SDist
+    - name: Build source distribution
       run: pipx run build --sdist
 
     - uses: actions/upload-artifact@v3