Update build.yml

Author: lmc999

.github/workflows/build.yml

@@ -25,4 +25,4 @@ jobs:
 
       - name: Build images
         run: |
-          docker buildx build --output "type=image,push=true" --platform=linux/amd64,linux/arm/v7,linux/arm64/v8,linux/686 --tag ${{ github.repository_owner }}/regioncheck:latest .
+          docker buildx build --output "type=image,push=true" --platform=linux/amd64,linux/arm/v7,linux/arm64/v8,linux/386 --tag ${{ github.repository_owner }}/regioncheck:latest .