main/nettle: security upgrade 3.7.3

fixes:

CVE-2021-3580
8 jobs for !25411 with 3.14-nettle in 4 minutes and 40 seconds (queued for 1 second)
latest detached
Status Job ID Name Coverage
  Lint
passed #488735
docker-alpine x86_64
lint

00:00:21

 
  Build
passed #488740
docker-alpine ci-build aarch64
build-aarch64

00:00:39

canceled #488742
docker-alpine ci-build armhf
build-armhf

passed #488741
docker-alpine ci-build armv7
build-armv7

00:00:39

passed #488739
docker-alpine ci-build ppc64le
build-ppc64le

00:01:07

passed #488738
docker-alpine ci-build s390x
build-s390x

00:01:08

passed #488737
docker-alpine ci-build x86
build-x86

00:00:22

passed #488736
docker-alpine ci-build x86_64
build-x86_64

00:00:22