Update the docker compose files for the new Docker Desktop release

Signed-off-by: Michael Yuan <michael@secondstate.io>

wasmedge-kafka-mysql/.docker/docker-compose.yml

@@ -20,10 +20,9 @@ services:
       - ./kafka:/app
   etl:
     image: etl-kafka
+    platform: wasi/wasm
     build:
       context: etl
-      platforms:
-        - wasi/wasm32
     environment:
       DATABASE_URL: mysql://root:whalehello@db:3306/mysql
       KAFKA_URL: kafka://redpanda:9092/order

wasmedge-kafka-mysql/compose.yml

@@ -20,10 +20,9 @@ services:
       - ./kafka:/app
   etl:
     image: etl-kafka
+    platform: wasi/wasm
     build:
       context: etl
-      platforms:
-        - wasi/wasm32
     environment:
       DATABASE_URL: mysql://root:whalehello@db:3306/mysql
       KAFKA_URL: kafka://redpanda:9092/order

wasmedge-mysql-nginx/.docker/docker-compose.yml

@@ -8,10 +8,9 @@ services:
 
   backend:
     image: demo-microservice
+    platform: wasi/wasm
     build:
       context: backend/
-      platforms:
-        - wasi/wasm32
     ports:
       - 8080:8080
     environment:

wasmedge-mysql-nginx/compose.yml

@@ -8,10 +8,9 @@ services:
 
   backend:
     image: demo-microservice
+    platform: wasi/wasm
     build:
       context: backend/
-      platforms:
-        - wasi/wasm32
     ports:
       - 8080:8080
     environment: