testing/jitterentropy-rngd: upgrade to 1.2.0

Also become maintainer as package is currently maintainer-less.
7 jobs for !16590 with jitterentropy-rngd-update-1.2.0 in 1 minute and 6 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
passed #288375
docker-alpine x86_64
lint

00:00:18

 
  Build
passed #288380
docker-alpine ci-build aarch64
build-aarch64

00:00:25

passed #288381
docker-alpine ci-build armv7
build-armv7

00:00:32

passed #288379
docker-alpine ci-build ppc64le
build-ppc64le

00:00:43

passed #288378
docker-alpine ci-build s390x
build-s390x

00:00:45

passed #288377
docker-alpine ci-build x86
build-x86

00:00:18

passed #288376
docker-alpine ci-build x86_64
build-x86_64

00:00:24