stack/erp5: Install oauthlib.

Should be used soon.
6 jobs for fix/mariadb_10.3 in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.SlapRunner.ResilienceTest-Master

00:32:35

passed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

01:48:14

passed SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

05:01:30

passed SlapOS.SlapRunner.ResilienceTest-Master

00:27:57

passed SlapOS.SlapRunner.ResilienceTest-Master

04:35:55

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:13:16