Fixup platform

Author: dcamron

.github/workflows/builds.yml

@@ -9,7 +9,7 @@ concurrency:
 
 jobs:
   wheels:
-    name: Build Wheels - ${{ matrix.os[0] }} - ${{ matrix.python-version[0] }}
+    name: Build Wheels - ${{ matrix.platform[0] }} - ${{ matrix.python-version[0] }}
     runs-on: ${{ matrix.platform[1] }}
     strategy:
       fail-fast: false