testing/php7-pecl-xlswriter: upgrade to 1.3.7 and modernize

7 jobs for !16329 with xlswriter in 1 minute and 3 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
failed #282734
docker-alpine x86_64 allowed to fail
lint

00:00:09

 
  Build
failed #282739
docker-alpine ci-build aarch64
build-aarch64

00:00:07

failed #282740
docker-alpine ci-build armv7
build-armv7

00:00:14

failed #282738
docker-alpine ci-build ppc64le
build-ppc64le

00:00:09

failed #282737
docker-alpine ci-build s390x
build-s390x

00:00:38

failed #282736
docker-alpine ci-build x86
build-x86

00:00:09

failed #282735
docker-alpine ci-build x86_64
build-x86_64

00:00:12

 
Name Stage Failure
failed
build-s390x Build
No job log
failed
lint Lint
No job log
failed
build-x86_64 Build
No job log
failed
build-x86 Build
No job log
failed
build-ppc64le Build
No job log
failed
build-aarch64 Build
No job log
failed
build-armv7 Build
No job log