fix: DockerFile devspace install

Author: lizardruss

Dockerfile

@@ -7,5 +7,5 @@ RUN apk add --update-cache curl tar docker git
 RUN curl -L -o /bin/kubectl https://storage.googleapis.com/kubernetes-release/release/v1.17.3/bin/linux/amd64/kubectl \
  && chmod +x /bin/kubectl
 
-RUN curl -s -L "https://github.com/loft-sh/devspace/releases/$RELEASE_VERSION" | sed -nE 's!.*"([^"]*devspace-linux-amd64)".*!https://github.com\1!p' | xargs -n 1 curl -L -o /bin/devspace \
+RUN curl -s -L "https://github.com/loft-sh/devspace/releases/download/$RELEASE_VERSION/devspace-linux-amd64" -o /bin/devspace \
  && chmod +x /bin/devspace