Update CrossBuild.yml

.github/workflows/CrossBuild.yml

@@ -29,8 +29,8 @@ jobs:
         node: [I2S-4MFlash, SqueezeAmp, Muse]
         depth: [16, 32]
         exclude:
-          node: Muse
-          depth: 32
+          - node: Muse
+            depth: 32
     steps:
     - name: Set target name
       run: |