community/qt5-qtwebengine: upgrade to 5.15.3_git20210510

- align patches
- sort patches alphanumerically (in patch order)
- list CVE secfixes from upstream commit messages
8 jobs for !21222 with upgrade-qt5-qtwebengine in 18 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
canceled #389838
docker-alpine x86_64 allowed to fail
lint

00:00:18

 
  Build
canceled #389843
docker-alpine ci-build aarch64
build-aarch64

canceled #389845
docker-alpine ci-build armhf
build-armhf

canceled #389844
docker-alpine ci-build armv7
build-armv7

canceled #389842
docker-alpine ci-build ppc64le
build-ppc64le

canceled #389841
docker-alpine ci-build s390x
build-s390x

canceled #389840
docker-alpine ci-build x86
build-x86

canceled #389839
docker-alpine ci-build x86_64
build-x86_64