Removed NMP INSTALL from docker-compose.ci.build.yml. Shouldn't need to do that every time.

docker-compose.ci.build.yml

@@ -6,5 +6,5 @@ services:
     volumes:
       - .:/src
     working_dir: /src
-    command: /bin/bash -c "pushd ./src/Web/WebSPA && npm install && npm rebuild node-sass && popd && dotnet restore ./eShopOnContainers-ServicesAndWebApps.sln && dotnet publish ./eShopOnContainers-ServicesAndWebApps.sln -c Release -o ./obj/Docker/publish"
-
+    command: /bin/bash -c "pushd ./src/Web/WebSPA && npm rebuild node-sass && popd && dotnet restore ./eShopOnContainers-ServicesAndWebApps.sln && dotnet publish ./eShopOnContainers-ServicesAndWebApps.sln -c Release -o ./obj/Docker/publish"
+