Fix docker build error

Author: ti777777

Dockerfile

@@ -9,7 +9,7 @@ RUN dotnet restore "app/AspNetCoreVueStarter.csproj"
 COPY . .
 RUN apt-get update -yq 
 RUN apt-get install curl gnupg -yq 
-RUN curl -sL https://deb.nodesource.com/setup_13.x | bash -
+RUN curl -sL https://deb.nodesource.com/setup_14.x | bash -
 RUN apt-get install -y nodejs
 RUN dotnet build "/src/AspNetCoreVueStarter.csproj" -c Release -o /app/build