testing/i3status-rust: upgrade to 0.20.0

8 jobs for !21263 with i3status-rs in 8 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
canceled #389732
docker-alpine x86_64 allowed to fail
lint

00:00:08

 
  Build
canceled #389737
docker-alpine ci-build aarch64
build-aarch64

canceled #389739
docker-alpine ci-build armhf
build-armhf

canceled #389738
docker-alpine ci-build armv7
build-armv7

canceled #389736
docker-alpine ci-build ppc64le
build-ppc64le

canceled #389735
docker-alpine ci-build s390x
build-s390x

canceled #389734
docker-alpine ci-build x86
build-x86

canceled #389733
docker-alpine ci-build x86_64
build-x86_64