Update Dockerfile

Dockerfile

@@ -5,7 +5,7 @@ WORKDIR /usr/src/app
 # Install app dependencies
 # A wildcard is used to ensure both package.json AND package-lock.json are copied
 # where available (npm@5+)
-COPY package*.json ./
+COPY *.json ./
 COPY src ./src
 RUN yarn
 RUN yarn build