Show a common error message on SOAP auth error

Change the message on authentication error for the SOAP
API to a general one in order to avoid user enumeration.
9 jobs for task-show-common-message-on-soap-auth-error in 6 minutes and 35 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Test
passed test:mutation #124859

00:01:10

passed test:php #124852

00:01:46

passed test:typoscript #124851

00:01:46

passed test:unit #124853

00:03:18

14.12%
failed test:mutation #124854
allowed to fail

00:02:45

 
  Build
passed build #124855

00:00:35

 
  Layout
passed layout #124856

00:01:23

 
  Badges
passed Create Badge #124857

00:00:31

passed mutation:badge #124858

00:00:34