ttcn3-testsuites-kernel-git: Use normal e-mail address

There's no need for a hard-coded special list of e-mail addresses for
kernel related tests.

Change-Id: Ida4313997c9ecee13af22414e6a1799a2d9dd2af

jobs/ttcn3-testsuites-kernel-git.yml

@@ -106,7 +106,7 @@
           allow-empty-results: false
       - email:
           notify-every-unstable-build: false
-          recipients: laforge@gnumonks.org osmith@sysmocom.de
+          recipients: '{obj:email}'
           send-to-individuals: false
       - archive:
           allow-empty: false
@@ -128,5 +128,6 @@
     wrappers:
     - ansicolor:
         colormap: xterm
+    email: jenkins-notifications@lists.osmocom.org
 
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