Do not mark revision having mails with extra tags as strange

For simple [PATCH xx/yy] we store just [xx/yy] but for more complex
[PATCH extra xx/yy] it becomes [extra, xx/yy].

Let's fix the regexp used for extracting patch numbers, so that extra
tags do not make revision strange.

Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Status Job ID Name Coverage
  Test
failed #56494
test

00:00:09

failed #55165
test

failed #52845
test

00:11:26

failed #52496
test

 
Name Stage Failure
failed
test Test There has been a runner system failure, please try again
Using Docker executor with image python:3.6 ...
ERROR: Failed to create container volume for /builds/patchwork-fdo Error response from daemon: symlink ../1b88f811f1ef32ededed578de9de066fcd88dbcad781d33abec6ebd6ed731b38-init/diff /var/lib/docker/overlay2/l/NIQ7NS2NIQHENQRTILBZHMVNHA: no space left on device (executor_docker.go:406:0s)
ERROR: Preparation failed: Error response from daemon: symlink ../1b88f811f1ef32ededed578de9de066fcd88dbcad781d33abec6ebd6ed731b38-init/diff /var/lib/docker/overlay2/l/NIQ7NS2NIQHENQRTILBZHMVNHA: no space left on device (executor_docker.go:406:0s)
Will be retried in 3s ...
Using Docker executor with image python:3.6 ...
ERROR: Failed to create container volume for /builds/patchwork-fdo Error response from daemon: symlink ../c96b4e9dd62e19bcab609c317de6f52e62cfaf8649ad86712f47c7402234e67e-init/diff /var/lib/docker/overlay2/l/SRU2DYNRTXKPUMWGETWGLW62B3: no space left on device (executor_docker.go:406:0s)
ERROR: Preparation failed: Error response from daemon: symlink ../c96b4e9dd62e19bcab609c317de6f52e62cfaf8649ad86712f47c7402234e67e-init/diff /var/lib/docker/overlay2/l/SRU2DYNRTXKPUMWGETWGLW62B3: no space left on device (executor_docker.go:406:0s)
Will be retried in 3s ...
ERROR: Job failed (system failure): Error response from daemon: symlink ../c96b4e9dd62e19bcab609c317de6f52e62cfaf8649ad86712f47c7402234e67e-init/diff /var/lib/docker/overlay2/l/SRU2DYNRTXKPUMWGETWGLW62B3: no space left on device (executor_docker.go:406:0s)