try to force m1 runner

Author: bksaiki

.github/workflows/test.yml

@@ -7,7 +7,19 @@ jobs:
 
     strategy:
       matrix:
-        os: [ ubuntu-latest, windows-latest, macos-latest, macos-latest-arm ]
+        include:
+          - os: windows-latest
+            os-name: windows
+            arch: x64
+          - os: ubuntu-latest
+            os-name: ubuntu
+            arch: x64
+          - os: macos-latest
+            os-name: macOS-m1
+            arch: arm64
+          - os: macos-13
+            os-name: macOS
+            arch: x64
         racket: [ '8.0', 'current' ]
 
     runs-on: ${{ matrix.os }}