Exclude macOS 4.08, which ARM64 support has not been backported to

jmid · jmid · commit 62ac6bc62b59 · 2025-03-06T12:52:19.000+01:00
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -24,6 +24,8 @@ jobs:
           - "5.2"
           - "5.3"
         exclude:
+          - os: macos-latest
+            ocaml-compiler: "4.08"
           - os: windows-latest
             ocaml-compiler: "4.08"
           - os: windows-latest
