build(deps): bump alpine from 3.11.6 to 3.12.0 (#333)

dependabot-preview[bot] · web-flow · commit fc86ef34fa2e · 2020-06-01T13:42:40.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -5,7 +5,7 @@ WORKDIR /code
 ADD  . ./
 RUN  go install
 
-FROM alpine:3.11.6
+FROM alpine:3.12.0
 RUN apk add --no-cache ca-certificates
 COPY --from=build /go/bin/video-transcoding-api /usr/bin/video-transcoding-api
 ENTRYPOINT ["/usr/bin/video-transcoding-api"]
