oeqa/runtime/ltp: Increase ltp test output timeout

On our slower arm server, the tests currently timeout leading to inconsistent test
results. Increase the timeout to avoid this and aim to make the test results
consistent.

(From OE-Core rev: 9a8b49208f3c99e184eab426360b137bc773aa31)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/runtime/cases/ltp.py

@@ -71,7 +71,7 @@ class LtpTest(LtpTestBase):
             cmd = '/opt/ltp/runltp -f %s -q -r /opt/ltp -l /opt/ltp/results/%s -I 1 -d /opt/ltp' % (ltp_group, ltp_group)
 
             starttime = time.time()
-            (status, output) = self.target.run(cmd)
+            (status, output) = self.target.run(cmd, timeout=1200)
             endtime = time.time()
 
             # Write the console log to disk for convenience