Stop building A1S

As there are multiple version os ESP32-A1S, it should be set by dac_config now

.github/workflows/CrossBuild.yml

@@ -25,7 +25,7 @@ jobs:
     strategy:
       max-parallel: 1
       matrix:
-        node: [I2S-4MFlash, SqueezeAmp, ESP32-A1S]
+        node: [I2S-4MFlash, SqueezeAmp]
         depth: [16, 32]
     steps:
     - name: Set target name