Bugfix in the testsuite.

* testsuite/smtp-msg.at: Ignore output from kill.
* testsuite/smtp-str.at: Likewise.

@@ -39,7 +39,7 @@ smtpsend localhost port=$2 \
 	 rcpt=gray@example.org\
 	 domain=mailutils.org\
 	 input=msg
-kill $1
+kill $1 >/dev/null 2>&1
 cat mta.diag
 ],
 [0],
@@ -58,4 +58,4 @@ END OF MESSAGE
 
 AT_CLEANUP
 
-	 
\ No newline at end of file
+	 

@@ -40,7 +40,7 @@ smtpsend localhost port=$2 \
 	 domain=mailutils.org\
 	 raw=1\
 	 input=msg
-kill $1
+kill $1 >/dev/null 2>&1
 cat mta.diag
 ],
 [0],
@@ -59,4 +59,4 @@ END OF MESSAGE
 
 AT_CLEANUP
 
-	 
\ No newline at end of file
+