Only run dogfood on linux in CI

Author: camsteffen

.github/workflows/clippy_bors.yml

@@ -115,8 +115,13 @@ jobs:
       run: cargo build --features deny-warnings,internal
 
     - name: Test
+      if: runner.os == 'Linux'
       run: cargo test --features deny-warnings,internal
 
+    - name: Test
+      if: runner.os != 'Linux'
+      run: cargo test --features deny-warnings,internal -- --skip dogfood
+
     - name: Test clippy_lints
       run: cargo test --features deny-warnings,internal
       working-directory: clippy_lints